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! ;)
