Question

7x -4 igual 3x menos 8

Answer 1

7x-4=3x-8
7x-3x=-8+4
4x=-4
x=-4/4
x=-1

Answer 2

7x - 4 = 3x - 8
7x - 3x = - 8 + 4
4x = - 4
x =  - 4 
        4
x = - 1

Bons estudos..(;