Question

if 9/5 of a number exceeds 5/7 of that number by 70, find that number

Answer 1

Let the number be x

So

9x/5-5x/7=70
63x-25x/35=70
38x/35=70
X=70*35/38
X=2660/38
X=1330/19

Answer 2

here...is your answer....and hope it helps you