Question

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Answer 1

D. x ≥ -10

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

1. Brackets
2. Parenthesis
3. Exponents
4. Multiplication
5. Division
6. Addition
7. Subtraction

• Left to Right

Equality Properties

• Multiplication Property of Equality
• Division Property of Equality
• Addition Property of Equality
• Subtract Property of Equality

Explanation:

Step 1: Define

10 - 4x ≤ 50

Step 2: Solve for x

1. Subtract 10 on both sides: -4x ≤ 40
2. Divide -4 on both sides: x ≥ -10

Here we see that any value x greater than or equal to -10 would be a solution to the inequality.