Question

x/4 -1 = 2 + x/10
resolvam pra mim pfvv

Answer 1

Resposta:

Oi,

x/4 - 1 = 2 + x/10

x/4 = 1 + 2 + x/10

x/4 = 3 + x/10

x/4 - x/10 = 3

10x - 4x / 40 = 3

6x / 40 = 3

6x = 3 · 40

6x = 120

x = 120 / 6

x = 20

Explicação passo a passo: