Their Sum Is 18 and Their Difference Is 4 — What Are They?

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🧠 Can you find two numbers whose sum is 18 and whose difference is 4?
This classic word problem appears in algebra and test prep exams.
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📘 FULL DESCRIPTION
In this video, we solve a classic algebra word problem:
Find two numbers such that:
• Their sum is 18
• Their difference is 4
Many students try to guess — but there’s a clean algebra method that always works.
In this lesson, you’ll learn how to:
✔ define variables
✔ translate words into equations
✔ solve a simple system
✔ check your answer
Problems like this appear in:
• Algebra 1
• GED, HiSET, ASVAB
• SAT and ACT
• College placement exams
• Teacher certification tests
• Homeschool math
Before watching — can you find the two numbers?
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✅ What You’ll Learn
• How to translate word problems into equations
• How to solve simple systems
• How to check your solution
• Why guessing is risky
• A strategy you can reuse on tests
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👥 Who This Video Is For
• Algebra students
• Test prep students
• Homeschool learners
• Adults relearning math
• Anyone who enjoys logic puzzles
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Видео Their Sum Is 18 and Their Difference Is 4 — What Are They? канала TabletClass Math