Question

4(x-30) =2x-5 resolva equaçao

Answer 1

4(x - 30) = 2x - 5
4x - 120 = 2x - 5
4x - 2x = 120 - 5
2x = 115
x = 115/2
x =  57,5

Answer 2

a resposta é 
4(x-30)=2x-5
4x-120=2x-5
4x-2x-120+5=
2x-115=
2x=115
x=115/2
x=57.5