Question

21 - 3 ( x-7) = x + 20

Answer 1

heya,☺1

21-3(x-7)=x+20

21-3x+21=x+20

=)-4x=20-42

=)x=22/4

x=5.5

hope it help you..

it's too easy

@rajukumar☺

Answer 2

21 - 3x +21 =x + 20
42 - 20 = 4x
x = 22 / 4
x = 5. 5