Question

x/2+3x/4 =10-5x/8 resolva essa expressao

Answer 1

mmc (2, 4 e 8) = 8
8:2.x + 8:4.3x = 8:8.(10-5x)  
4x + 6x = 10 - 5x
4x + 6x + 5x = 10
15x = 10
x = 10/15
x = 10:5/15:5
x = 2/3