Question

4x - 3 ( x - 2 ) = 21

Answer 1

4 x -3 x + 6 = 21
x + 6 = 21
x = 21 - 6
x = 15

Answer 2

x = 15

Explanation:

4x - 3 ( x - 2 ) = 21

Distribute

4x -3x +6 = 21

Combine like terms

x+6 = 21

Subtract 6 from each side

x+6-6=21-6

x = 15