Question

ajuda pfv

pfv

Pfv

vida ou morti​

Answer 1

Resposta:

a) 15 e 45

1) J+L = 60

J= 3L

3L + L = 60

4L = 60

L = 60 /4

L =. 15

J= 3 x 15

J = 45

2). v + g = 60. ( x -2). -2v. - 2g = -120

4v + 2g = 220. 4v. + 2g. = 220

_____________

2v + 0g = 100

2v = 100

v= 100/2=50

b) 50 vacas