Question

×+3/4-×1/3=7/2 resposta

Answer 1

Vamos là.

(x + 3)/4 - (x + 1)/3 = 7/2

mmc = 12

3x + 9 - 4x - 4 = 42

-x = 42 + 4 - 9

-x = 37

x = -37