Question

o valor de x tal que 4x-1/2 = -2x+1/3 é :

Answer 1

4x+2x=1/3+1/2
6x=(2+3)/6
36x=5
x=5/36

Answer 2

4x+2x=1/3+1/2
6x=1+1       36x=2+3
---  ---  --- = --------------  Corta o denominador.
 1    3   2       6
36x=5
x=5/36
x=0,13888...