Respostas

2013-06-06T22:27:45-03:00

x + x/5 = 2

Então:
5x + x = 10
6x = 10
x = 10/6
Portanto:
x = 5/3

7 3 7
2013-06-06T23:23:33-03:00

x + x/5 = 2

Então:
5x + x = 10
6x = 10
x = 10/6
Portanto:
x = 5/3

5 2 5