Question

Given the equation: 4(x – 3) = 20

Identify the reason for each step in solving the equation.
1st Step: 4x – 12 = 20
Reason:


2nd Step: 4x – 12 + 12 = 20 + 12
» 4x = 32
Reason:


3rd Step: 4x ÷ 4 = 32 ÷ 4
» x = 8

Answer 1

re4ttty6y5yt5

765767676

657

Explanation:

Answer 2

Explanation:

4(x – 3) = 20

1st Step: 4x – 12 = 20

Reason: Distribute

2nd Step: 4x – 12 + 12 = 20 + 12

» 4x = 32

Reason: Add 12 to both sides

3rd Step: 4x ÷ 4 = 32 ÷ 4

» x = 8

Reason: Divide both sides by 4