Question

Find x:y, if 5m+n/n-m=9/7

Answer 1

Answer:

this have cross multipilaction

then

7(5m+n)/9(n-m)

35m+7n/9n-9m

35m+7n=9n-9m

35m+9m=9n-7n

44m=2n

m/n=2/44

m/n=1/22