Question

Use the distributive property to find the value of x.

-1.2(3 – x) = -1.8

-3.6 + 1.2x = -1.8

1.2x = 1.8 I saw the answer on another question but there was no explanation pleas help me

Answer 1

x = 1.5

General Formulas and Concepts:

Algebra I

Equality Properties

• Multiplication Property of Equality
• Division Property of Equality
• Addition Property of Equality
• Subtraction Property of Equality

Distributive Property

Terms/Coefficients

Explanation:

Step 1: Define

Identify.

-1.2(3 - x) = -1.8

Step 2: Solve for x

1. (Parenthesis) Distribute -1.2 [Distributive Property]: -3.6 + 1.2x = -1.8
2. [Addition Property of Equality] Add 3.6 on both sides: 1.2x = 1.8
3. [Division Property of Equality] Divide 1.2 on both sides: x = 1.5