Question

Ques= The denominator of a rational number is three less than the numerator.if the numerator is doubled and the denominator is increased by 15 the new number obtained is 4/5.find the original rational number...?​

Answer 1

Answer:

please mark me as brainliest

Step-by-step explanation:

x/x-3

2x/x+12=4/5

Cross multiplying

10x=4x+48

8/56x=48

x=8

8/5