Question

the denominator of a fraction is greater than its numerator by 12 if the numerator is decreased by 2 and the denominator is increased by 7 the new fraction equilateral is 1 : 2find the fraction​

Answer 1

Step-by-step explanation:

Let the numerator be y

= This is your equation which is coming

$\frac{y + 2}{(y + 12) + 7} = \frac{1}{2}$

Cross multiplication

2(y+2)=y+19

2y+4=y+19

2y-y=-4+19

=y=15

Checking!!

15+2/(15+12+7)

17/34

1/2

Hence verified in advanced!!