Question

Qual é o calculo 23+8x-18=4x+57

Answer 1

8x-4x=57-23+18
4x=52
x=52/4
x=13

Answer 2

23+8x-18=4x+57
5+8x=4x+57
5+8x-4x=57
8x-4x=57-5
4x=57-5
4x=52
x=13