How to solve this math problem about inequality?

1. 📝 识别: |2x - 4| ≤ 20 2. 🔄 去绝对值: -20 ≤ 2x - 4 ≤ 20

📐 MathLevel 5 — 🟢 Basicinequality👁 17 views⏱ 1 min read

解不等式解不等式: |2x - 4| ≤ 20 — 详细解答

📝 Problem

解不等式: |2x - 4| ≤ 20

✨Detailed Solution

1

1. 📝 识别: |2x - 4| ≤ 20

2

2. 🔄 去绝对值: 2x - 4$ \leq 20$

3

3. 🧮 解复合不等式: -8 ≤ x ≤ 12

4

4. 🎯 解集: S = [-8; 12]

🔒 4 steps remaining

🔗 Similar Problems

📐 Lv.1

Solve Inequality Solve the inequality: 5x + 8 ≥ 0 — Detailed Solution

📐 Lv.3

Solve: Maximize z = 4x + 5y subject to: x + y ≤ 17, x…

📐 Lv.3

Solve: Maximize z = 8x + 3y subject to: x + y ≤ 6, x …

📐 Lv.5

Solve: Solve log_2(x - 1) < 3

📐 Lv.1

Solve Inequality Solve the inequality: 7x + 4 > 0 — Detailed Solution

📚 Related Knowledge

Learn more about inequality in Math to master fundamental and advanced concepts.

📐 View inequality Theory →

📚 Solutions Library 📐 More Math 📖 Topic: inequality

🚀

Solve Your Problem

Take a photo or type your problem — AI solves step by step

AhaStep →

1