Automatically translated.View original post

One minute, know about!

2025/12/9 Edited to

... Read moreสมการเชิงเส้นสองตัวแปร ม.3 เป็นหัวข้อที่หลายคนอาจจะรู้สึกว่ายาก แต่จริง ๆ แล้วถ้าเข้าใจพื้นฐานและวิธีแก้โจทย์อย่างเป็นระบบ ก็สามารถทำได้ไม่ยากเลยค่ะ จากภาพในบทความที่พี่แบงค์สอนไว้ จะเห็นว่าโจทย์สมการเส้นตรงในรูปแบบ x - ky + 5 = 0 นั้นให้เราหาวิธีแทนค่าและแก้สมการทีละขั้นตอน โดยเริ่มจากทำความเข้าใจกับรูปแบบสมการและพิจารณาค่าของตัวแปรแต่ละตัว นอกจากนี้ การฝึกทบทวนและลองแก้โจทย์ที่หลากหลายไม่ว่าจะเป็นการแทนค่าจุดผ่านเส้นตรง หรือการกำหนดค่า k เพื่อหาคำตอบ จะช่วยให้ความเข้าใจในสมการเชิงเส้นสองตัวแปรแน่นขึ้นมาก สำหรับน้อง ๆ ที่กำลังเตรียมตัวสอบ หรือครูผู้สอนที่ต้องการตัวช่วย มองคลิปสอนที่รวบรัดกระชับตามสไตล์พ่อบ้านติวคณิตนี้แล้วลองฝึกทำโจทย์ตามดู จะช่วยเพิ่มทักษะและความมั่นใจได้อย่างดีเลยค่ะ ถ้าอยากเรียนรู้เพิ่มเติม อย่าลืมฝึกทำโจทย์ตัวอย่างและตรวจคำตอบเพื่อเช็คความเข้าใจ พร้อมแชร์เทคนิคและคำถามกับเพื่อน ๆ เพื่อพัฒนาความรู้ไปด้วยกันนะคะ!

Related posts

✨🍋 FREE Underrated Sites You Should Know About 👩🏾‍💻✨
✨ The internet is full of hidden gems, so I’m here to let you know that you’ve been sleeping on these websites! Whether you need better focus, free fonts, or a way to stay private online, I’ve got you covered. Let’s break them down: 1️⃣ A Soft Murmur – Customize background noise with rain, thund
Margarita

Margarita

1727 likes

EASY 5-minute Tip that Will Get You Any Job!
Steal my thank you email template I’ve sent every single interviewer who has EVER interviewed me. I seriously cannot imagine a world in which I don’t follow up after an interview to thank them for taking the time to interview me. Like, seriously. This has gotten me almost every job I’ve ever wan
michaelajonsson

michaelajonsson

4357 likes

College Life: Things You Should Know About
Hey everyone! I know I’ve been off here for a bit but I did say I was gonna post something in the coming weeks. As a college junior, I’ve leaned a lot over the past three years, so I figured I’d give some of y’all advice, recommendations, suggestions, tips, etc. 𝐒𝐓𝐔𝐃𝐘 𝐒𝐓𝐔𝐃𝐘 𝐒𝐓𝐔𝐃𝐘: Y’all this wh
Kaitlyn 💛

Kaitlyn 💛

380 likes

5 Minute Healthy Snack or Appetizer🥑
5 Minute Avocado Feta Dip 🥑 This dip is SO easy to make and just as nutritious as it is delicious! Perfect for snacking or serving at your next gathering 🥑 👩🏻‍🍳INGREDIENTS: 4 ripe avocados (diced) 3 Roma tomatoes (diced) 1⁄4 red onion (large, diced) 5 oz feta cheese (omit if dairy free o
Katie 👩🏻‍🍳

Katie 👩🏻‍🍳

3978 likes

You need to know about these Goodnotes features 📣
If there's one thing I will always post about, it's tech tips that will make your life easier. Anything that will save even the smallest minute of time, is worth sharing 🩵 📣 Default text settings If you haven't done this in Goodnotes yet, stop reading, and go save your default text
Allie Marie 🧚🏻

Allie Marie 🧚🏻

622 likes

One minute🌸
#Lemon8
Djsmiles❣️

Djsmiles❣️

1 like

BEST & EASIEST 1 Minute Homemade Mayonnaise
AND IT’S CHEAP! ⬇️ Recipe & cost comparison below 👀 Here is the Step-by-step guide on making the easiest and best homemade mayonnaise! 👩‍🍳 SIMPLY combine all the ingredients for this quickrecipe & viralrecipes below I a narrow glass container and use an immersion blender on TURBO till
KISSparkles

KISSparkles

360 likes

A top-down view of a sushi bowl featuring rice, imitation crab, diced avocado, cucumber, cilantro, toasted panko, and a drizzle of spicy mayo and eel sauce. Overlaid text reads 'SUHSI BOWL CRUNCH ROLL in ten minutes!' and 'Lemon8 @lctrucco'.
Ten Minute Simple Crunchy Roll Bowl
Sushi you can eat with a fork! This sushi bowl is a fun and easy twist on the well known Crunchy Roll. Takes 10 minutes to make and is one of my weekly go-tos. I love making these bowls because they’re filling, but also fulfill my craving. INGREDIENTS 8 oz imitation crab, diced white or br
Lauren Wegrzyn

Lauren Wegrzyn

7793 likes

30(ish) Minute Treadmill Routine 🏃🏽‍♀️💨💪🏾🫧
If we’re friends then you know I can’t stop talking about how glad I am that I started running in 2024. I literally could not run for longer than 15 seconds at the very beginning of the year and somehow after a lot of hard work, I now am training for my first 5k in April 🙈 I thought I’d make a
Bianca | NYC

Bianca | NYC

89 likes

1️⃣ What do you wanna know about China?
Hi guys I am Chinese Emma Due to time restrictions, Lemon8 only allows videos under 1 minute long. So, I had to split my introduction into three separate videos. You can find the rest on my profile, so feel free to check them out! #fyp #china #chinese
Chinese Emma

Chinese Emma

14 likes

A title slide with "15 MINUTE TASKS TO HELP YOU GET CHORES DONE" in pink text on a light background. An arrow points right, indicating to "SWIPE FOR 'CHORE SHEET'". The Lemon8 logo is visible in the corner.
A list of "15 MINUTE TASKS" in black text on a light background, including "Tidy up room," "Vacuum Floor," "Clean out your bag," "do some dishes," "clean bathroom," "clean kitchen," "empty trash cans," "organize desk," "do laundry," and "clean mirrors."
A continuation of "15 MINUTE TASKS" in black text on a light background, listing "sweep floors," "wash bedding," "eat a healthy snack," "go on a walk," "brush dog," "restock cotton rounds," "wash water bottle," and "paint toe nails."
15 minute Tasks to make you feel more productive 🫶
As someone with ADHD and anxiety I sometimes feel overwhelmed with all the tasks I need to get done in a day or a week. My work schedule is sometimes set up weirdly and I only have 15-30 extra minutes here and there, so I like to try to fill that time with something productive instead of doom scrol
Sadie Willett

Sadie Willett

663 likes

ONE MINUTE MOM HACKS
Let’s be real… mornings are chaotic! But with just a few minutes of prep the night before, you can make them smoother and way less stressful. It’s all about simplifying the chaos one tiny step at a time. Which one will you start doing tonight? Let me know in the comments — or drop your favor
Britts Mom Confessions

Britts Mom Confessions

11 likes

How to finish homework LAST MINUTE ⏰
Sometimes im so lazy to do my homework and i wait until the last very last minute and I start panicking 😵‍💫 however I still manage to finish it 🙌 here’s some tips that can help 😏 ⏰ wake up before school hours to finish task ⏰ ask a friend for a copy ⏰ skip class (last min resort ⚠️) if it
juanita ☆

juanita ☆

495 likes

A Cozy Winter BL About Love and Music
📖 Name of the Book: The Metalhead Next Door 📄 Plot: Kento is an early childhood graduate student who gets an apartment real cheap. Reason why it's cheap, because the gas has been turned off…the gas that runs the heater…and it's the dead of winter. His neighbor, Soshi finds Kento freezi
Cozywulfe | BL Reading Diary

Cozywulfe | BL Reading Diary

35 likes

10 Minute Pasta and it’s better than Takeout 🤤🇮🇹
If you have 10 minutes, you can eat like an Italian. This pasta is creamy, rich, and loaded with flavor, but it comes together in less time than it takes to scroll through your feed. Mafaldine pasta tossed with ricotta, sun-dried tomatoes, a splash of olive oil, Parmigiano Reggiano, salt and pepp
sunshinecookingg

sunshinecookingg

1658 likes

The 15 Minute Brain Dump Formula
for when you have so much on your mind that your brain is asking you to release it in a journal 🤍 #the 5 minute journal #5 minute journal #journalingformentalhealth #guided journal #JournalWithMe #journalpromptideas #braindumptemplate #braindumpjournal #journalingtipsforbeginner
alexa vicktoria

alexa vicktoria

259 likes

A brown and white bottle calf with ear tag 133 drinks from a large bottle in a grassy field. Text overlay reads "The Truth About Raising Bottle Calves."
A smiling person wearing glasses and a grey hoodie with "i am unwell" printed on it, poses for a selfie with a brown and white bottle calf wearing ear tag 133.
Two calves, one brown and white with ear tag 133 and one solid black, stand in a grassy field. A blue heart outline and pink flowers are digitally added around them.
The Truth About RaisingBottle Calves
The Truth About Raising Bottle Calves 🍼🐄 | Is It Worth It? Ever thought about bringing home a bottle calf? Whether it’s an orphan, a rejected twin, or just one of those “how could I say no?” moments—bottle calves are incredibly hard to resist. Especially when you’re trying to live a more self-su
Brooke 🫙🌵

Brooke 🫙🌵

1552 likes

A person wearing green-framed glasses and a black shirt rests their chin on their hand, looking thoughtfully to the side. The background features a wall with hexagonal sound-absorbing panels in gray, gold, and white.
A computer screen displays a power menu with 'Hibernate' selected, showing a description: 'Turns off the PC but apps stay open. When the PC is turned on, you're back to where you left off.'
A digital spreadsheet or document shows a column of numbers, with one number, '349805220', highlighted in yellow, illustrating the highlighting hack for case management.
Risk Analyst’s Last-Minute ⏱️😰Case Hacks—TML 🤝
We all been there somebody or something on the other end that holds things up and get to you at the last minute! Well I have three little things that help me get some extra speed when this happens in my case load. Everybody works at their own speed so sometimes when a case is sent to me instead
Cat 🐈‍⬛ | ♎️

Cat 🐈‍⬛ | ♎️

12 likes

Things No One Tells you About POST PARTUM👩🏻‍🍼🫶🏼
Postpartum is messy, emotional, beautiful, and full of surprises. Let me save you on a couple of those surprises by sharing these 13 things No One Tells You About Post Partum: 1️⃣ The Pressure to “Bounce Back”. The world makes it seem like you should bounce back to your old self instantly. But
tabby

tabby

88 likes

it really is all about Jesus
I haven’t posted on here in a minute. But let me tell you, life has been BUSY. In the beginning of December, I found out I was pregnant with our third baby. I just had had my third miscarriage at the end of September and didn’t have a cycle in between, so I was really surprised bc we weren’t pl
Hannah Skudstad

Hannah Skudstad

29 likes

An open Bible with highlighted and annotated pages rests on a person's lap, covered by a blanket. Overlaid text reads: "Obedience is a result of heart transformation."
A close-up of an open, annotated Bible. A pink text box states that modern culture's self-serving phrases make submitting to leadership controversial.
An open, annotated Bible with two pink text boxes. The text discusses parenting discipline and the necessity of surrendering to Jesus' leadership for a fulfilling life.
we gotta talk about obedience
If you’re reading this right now, chances are you either read through the slides and now you’re mad orrrrrr you read the slides and need more context. Either way, please stick around. Don’t go running to the comments to start an argument without the whole picture. I’ve been studying my way
Hannah Skudstad

Hannah Skudstad

168 likes

Get to know about me!!
Know about me!!
MakennaMorrison

MakennaMorrison

1 like

3️⃣What do you wanna know about China?
Hi guys I am Chinese Emma Due to time restrictions, Lemon8 only allows videos under 1 minute long. So, I had to split my introduction into three separate videos. You can find the rest on my profile, so feel free to check them out! #china #chinese #fyp
Chinese Emma

Chinese Emma

87 likes

A Florida beach You DIDN'T KNOW ABOUT
Boneyard Beach is like a cousin of the Florida Keys, but is a sibling of Big Talbot Island. Add this spot to your bucketlist for new #travelrecommendations in #florida #Lemon8Diary #floridatravelguide #floridavacation #summer #beachvibes #islandgetaway #summer #hellolemon8 😎🌊 Fl
Ari

Ari

11 likes

last minute spring break outfit inspo 🪩🩵🐚
if you’re anything like me & have a vacation coming up, you probably have no outfits planned, or anything packed! you’re not the only one & i’m here to help 🫡 for all the details you need to know about this look, keep reading below! ˋ°•*⁀➷ slide one, shoes are from target. i love tha
lylah 🎀

lylah 🎀

325 likes

The truth about honey
- Did you know that honey contains a substance that helps the human brain work better? - Did you know that honey is the ONLY food on earth that can sustain human life alone? - Did you know that a teaspoon of honey is enough to sustain human life for 24 hours? - Did you know that propolis produce
Charl’e Baltimore

Charl’e Baltimore

36 likes

A woman in black athletic wear stands, holding her midsection, with text overlay '20 MINUTE FUNCTIONAL CORE Circuit [ beginner friendly ] SWIPE' on a light background.
A woman demonstrates V-Ups, showing both the full exercise with torso and legs lifted, and a modified version with hands on the floor for support.
A woman performs the Bird Dog exercise, extending opposite arm and leg while maintaining a neutral spine and core stability on all fours.
20 Minute Beginner Friendly Core Circuit 💪
Quick little core circuit I've been incorporating lately, mainly on days where I don't have time to go to the gym but want to get some exercise in. These exercises focus mainly on the functionality of your core muscles with one for aesthetics. Functional core work helps with: - Stabilit
Erika Quarles

Erika Quarles

36 likes

The image displays the title 'Instagram Updates That You've Probably Missed' with decorative emojis and a 'KEEKS MARKETING INSIDER' badge, set against a light blue background.
This image details Instagram carousel updates, showing users can now add up to 15 images and a feature allowing comments to link to specific photos within a carousel post.
The image introduces Instagram's new 'Spins' feature for Reels, enabling users to remix others' Reels by swapping audio or text elements, fostering collaborative meme-like trends.
IG Updates You NEED To Know About 🫣
💌 Catching You Up On All the Latest Insta Trends This Month 💕 Major updates from Instagram! From expanded carousel options to friend maps, and longer Reels, there’s a lot to catch up on! 🫧 Swipe to explore the freshest features and on your fav socials this month ✨ BONUS TIP: Adapt to thes
keeks 🦋

keeks 🦋

39 likes

Things to know about the epidural ✨
I know the epidural isn’t for everyone. Shoot, I planned on going natural up until a nurse talked me in to it (quote on second slide). But it’s my first, and I was told labor usually lasts for 2-3 days with firsts. So I caved and got the epidural because I felt those contractions and knew I couldn’
Ky Guzman | SAHM

Ky Guzman | SAHM

29 likes

20-minute dump -n- go freezer meal preps
WEEK 1meals: for the entire month! These seven (20-minute dump -n- go) freezer meal preps for the week save so much time, energy & gas ! It also helps to have leftovers and to avoid fast food restaurants! I put no thought into what meals were eating for the week. I just lay out a bag to
Tesa Lou

Tesa Lou

321 likes

BEST Book in 2025 About Winning at Life
📖 Intro The 48 Laws of Power by Robert Greene is a provocative guide to mastering influence, strategy, and self-preservation. Often controversial but undeniably insightful, this bestseller is rated ⭐ 4.7/5—bold, manipulative, and a little dangerous. 💡 Key Insights 1️⃣ Play the long game: Alway
Noelle

Noelle

528 likes

2-minute rule of building habits 🍋
🎯 Goal: Make habits automatic through consistent, small actions 🔄 Connection to Habit Loop: Cue: The task you want to accomplish Craving: Desire for productivity or achievement Response: The two-minute action Reward: Sense of accomplishment and progress 💪 Remember: The rule is about m
teal.days

teal.days

98 likes

Quick 30 minute meals 🍝🍅
#quickfoodideas #quickeasymeal #Lemon8Diary #quickfood
lorenatravels1

lorenatravels1

668 likes

Things you need to know about labor
🌸 Mum Tips for Everyday Balance & Strength 🌸 Motherhood is one of the most beautiful journeys, but it also comes with challenges that can leave moms feeling drained. Between sleepless nights, endless errands, and caring for your little ones, it’s easy to forget about yourself. But here’s the
Mama

Mama

3 likes

A bottle of Tom Ford Vanilla Sex Eau de Parfum (30ml) is centered on a metallic surface, with text overlays reading 'Let's talk' and 'NEW Vanilla Sex'. The background features large, partially visible letters, and the image includes sparkle graphics and a Lemon8 watermark.
Let’s talk about Tom Ford- Vanilla Sex
First impression: I truly wanted to scrub this off but decided to wait it out. 🌹First let’s be clear about one thing. This barely smells like Vanilla to my nose. This opens up very strong with bitter Almond, very dry powdery floral from the rose and a synthetic note. The synthetic note give the
Court.Charisse

Court.Charisse

27 likes

A highway at dusk with cars and streetlights, featuring the title "realistic 60 MINUTE evening routine" and the Lemon8 username @iamerriellorre.
An open jar of cream with its lid, detailing the first two steps of an evening routine: 20 minutes for hygiene reset and 5 minutes for breathwork, with a note to avoid phones.
A notebook, pen, cup of tea, and a small packet on a bed, outlining the final steps: 20 minutes for tea and journaling, and 15 minutes for quiet time, emphasizing no phone use.
60 minute evening routine for busy girls ✨
how you end your day is just as important as how you start your day. closing out your day with a relaxing evening routine will help you get better rest, wake up more joyful, & improve your overall wellbeing! i used to feel so "busy" and felt i didn't have space for an unwinding r
Erriel Lorré

Erriel Lorré

70 likes

The 8 minute fruit butter that ruined store-bought
The homemade fruit butter my husband loves so much he won’t touch jam anymore✨ Three ingredients & it looks like it takes hours but only takes 8 minutes!? No extra additives, and it tastes straight from a fancy farmers market! The best part about this recipe is that this is a “base formula"
thesnowyblonde

thesnowyblonde

11 likes

Healthy 30 Minute One Pan Meal 🍤🥦
Shrimp & Broccoli Stir Fry 🍤🥦 Try this next week for an easy weeknight dinner and it win not disappoint! 🤤 👩🏻‍🍳INGREDIENTS: 2 lbs raw shrimp 1 tbsp sesame oil Garlic salt to taste (about 1 tsp) Onion powder to taste (about 1 tsp) Red pepper flakes, to taste (about 1/2 tsp) 2 cups co
Katie 👩🏻‍🍳

Katie 👩🏻‍🍳

1266 likes

5 minute spooky story’s
#storytime #scarystories #Lemon8 #lemon8challenge #Deals
Jbean<3

Jbean<3

188 likes

“School Things You Might Not Have Thought About”✨
📎 For every college student who doesn’t want to be the one saying “I wish I packed that…” ⸻ 🧷 Unique Must-Haves for College: 1. Mini First-Aid Kit – Band-Aids, Advil, allergy meds. Trust me, future you will be grateful. 2. Command Hooks & Strips – For hanging literally
Brooklyn

Brooklyn

22 likes

How My AI Creates 100+ Hooks In Less Than A Minute
Other content creators: “Just use my generic AF prompts to get 30 days of content.” Me: “Cute … here’s 130 scroll-stopping, unique-to-my-business, in-my-voice hooks — categorized and ready to drop into my content-to-offer pipeline.” My AI doesn’t FAFO. Why? Because I don’t give it basic in
Jen Friend

Jen Friend

3 likes

See more