Question

7/5 = a/m , si a - m = 30 hallar a y m

Answer 1

Respuesta:

a= 105    m= 75

Explicación paso a paso:

7m = 5a

m = 5a/7

a-m = 30

a-5a/7 = 30

7a-5a/7 = 30

2a= 30(7)

a=210/2

a=105

7m = 5a

m = 5a/7

5(105)/7= 75