Question

3x/4-x/3=5 quanto é?

Answer 1

MMC 4 , 3 = 12

3x(3) -x(4) = 5(12)
9x -4x = 60
5x = 60
x = 60/5
x = 12

Prova real:

3(12)/4 -12/3 
9 -4 = 5

Answer 2

3x/4-x/3=5 MMC De 4 E 3 =12

(9x-4x = 60)/12
9x-4x=60
5x=60
x=60/5
x=12