Question

5(x+7)+3(2x-4)=3(x-4)+4

Answer 1

5x+35+6x-12=3x-12+4
11x+23=3x-8
8x=-31
x=-31/8

Answer 2

5(x+7)+3(2x-4)=3(x-4)+4
5x + 35 + 6x - 12 = 3x - 12 + 4
5x + 6x + 35 - 12 = 3x - 8
11x + 23 =  3x - 8
11x - 3x = -8 - 23
8x = -31
x = -31 / 8

Resposta : x = -31/8