plz solve this sum .Tomorrow is my test. I request u.
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Q7
let the numbers be 7x and 5x
as it is given that their difference is 12 then,
7x - 5x =12
2x =12
x. =6
the numbers will be 7x=7 X 6= 42 and 5x =5 X 6 = 30
Q8
5y-7 = 3y - 1
5y -3y = 7 -1
2y. =6
y. =3
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