Question

Qual valor de (3x-1).4-2.(4x+6)=4

Answer 1

(3x-1).4-2.(4x+6)= 4 

12x - 4 - 8x + 12 = 4
4x + 8 = 4
4x = 4 - 8
4x = -4
x = -4/4
x = -1

Answer 2

3x-1.4-8x-12=4
3x-4-8x-12=4
-5x-16=4
-5x=4+16
-5x=20
x=-4