Question

the numerator of a fraction is 4 less than the denominator if the numerator is decreased by 2 and denominator is increased by 1 then the denominator is 8 times the numerator find the fraction​

Answer 1

Answer:

3/7

Step-by-step explanation:

num=x,den=x+4

x/(x+4)=fraction

8(x-2)=(x+5)

8x-16=x+5

8x-x=5+16

7x=21

x=3

::fraction=3/7

Answer 2

Step-by-step explanation:

let denominator be x.

then,numerator is x-4

A/q

8(x-4-2)=x+1

8x-46=x+1

7x=49

x=7

Hence,the fraction is 3/7