Question

5. 7x- (3x + 5) – 8 = {(8x + 20) – 7x + 5

Answer 1

7x - (3x + 5) – 8 = (8x + 20) – 7x + 5

7x - 3x - 5 - 8 = 8x + 20 - 7x + 5

4x - 13 = x + 25

3x = 38

x = 12.6 (repeating 6)

Hope this helps! ;)