Respostas

2014-01-29T14:43:43-02:00
M= 2/5J A= J+7 M= 1/3A

1/3A= 2/5J 6/5J = J +7 A = J + 7
A= 6/5J. 6J = 5J + 35. A = 35 + 7
6J - 5J = 35. A = 42
J = 35
M = 2/5x35 = 14 M + J + A = 14 + 35+ 42 = 91 d)