y is older than x by 7 years. 15 years back x's age was 3/4 of y's age. what are their % age
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y=x +7
(y-15 )3/5 =(x-15)
(x+7 -15)3/5 =(x-15)
(x -8)3=5x -75
3x -24 =5x -75
51 =8x
x =51/8
y =x +7
(y-15 )3/5 =(x-15)
(x+7 -15)3/5 =(x-15)
(x -8)3=5x -75
3x -24 =5x -75
51 =8x
x =51/8
y =x +7
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