Question

1-Resolva as equações.

A) 4(x-8)=32

B) 5x= 2(2x+10)-3

Answer 1

4 (x-8) = 32
4x - 32 = 32
4x = 32+32
4x = 64
x = 64
       4
x = 16


5x = 2 (2X+10) - 3
5x = 4x + 20 - 3
5x - 4x = 20 - 3
x = 20-  3
x = 17