Question

the numerator of a fraction is 5 less than the denominator if 5 added to numerator and 2 to the denominator , fraction becomes 4/5 find. the frictional.​

Answer 1

Answer:

let x=numerator

let y=denominator

y=x+5. eqn 1

(x+5)/(y+2)=4/5. eqn2

subs eqn1 in eqn2

(y/y+2)=4/5

4y+8=5y

y=8

y=x+5

x=3