Respostas

2014-01-28T18:34:05-02:00
(x/1) - (2/3) + (2x/1) = (5x/2)

MMC

(x/1)/6 - (2/3)/2 + (2x/1)/6 = (5x/2)/3

6x -4 +12x = 15x

18x -4 = 15x

18x - 15x = 4

3x= 4 

x= 4/3
1 5 1