Question

if u answer this question correctly , i will surely follow u.​

Answer 1

Step-by-step explanation:

let the ages be-Hari=5x and harry=7x

A/Q=5x+4/7x+4=3/4

=4(5x+4)=(7x+4)

=20x+16=21x+12

=20x-21x=-16+12

=-x=-4

=x=4

therefore, there ages are 5x4=20 and 7x4=28