Question

if the same integer is added to the numerator of the fraction 2÷7 and subtracted from the denominator,the fraction become 2,what is the integer

Answer 1

let the integer be x.intergr add tu the numerator=2+x;substracted frm the denominator=7-x,
acc to question 2+x/7-x=2
2+x=2(7-x)
2+x=14-2x
x+2x=14-2
3x=12
x=4

Answer 2

let,
   Take the integer as a X. integer add to the numerator=2+x; subtracted  from the denominator  = 7- X,
as to question
2+X/7-X=2
2+X=2(7-X)
2+X=14-2X
x+2X=14-2
3X=12
X=4