In this guide, we'll walk through Solve: x - 4 ≤ 16 step by step. Whether you're revising for an exam or practising inequalities, this clear walkthrough will help you understand not just the answer, but the reasoning behind every step.

Quick Answer

x ≤ 20/1

Step-by-Step Solution

Step 1: Move -4

Step 2: 1x ≤ 20

Step 3: Divide by 1

Why This Works

This problem uses inequalities. The key idea is to perform the same operation on both sides to keep the equation balanced. Each step brings you closer to isolating the unknown variable.

Common Mistakes to Avoid

❌ Mistake 1: Forgetting to apply the same operation to both sides of the equation.

❌ Mistake 2: Making sign errors when moving terms across the equals sign.

❌ Mistake 3: Not simplifying the final answer completely.

Practice Similar Problems

• Solve: x² - 12x + 35 = 0
• Solve: x² + 9x - 36 = 0
• Solve: x² + 0x - 49 = 0
• Solve: x² - x - 30 = 0
• Solve: x² + 20x + 96 = 0

Frequently Asked Questions