Aishwarya is twice as old as Karishma if 6 years are subtracted from Karishmas age and 4 years are added to Aishwarya age then Aishwarya will be 4 times karishmas age how old were there 2 years ago
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Let Aishwarya age be x
and Karishma age be y
x = 2y ..... ( i )
4 ( y - 6 ) = ( 4 + x )
4y - 24 = 4 + x
x - 4y + 4 + 24 = 0
x - 4y + 28 = 0 .... ( ii )
Putting value of x from ( i ) in ( ii )
x - 4y + 28 = 0
2y - 4y + 28 = 0
- 2y = - 28
y = 14
Putting in ( i )
x = 2y
x = 28
Before two years ,
Aishwarya age :- ( x - 2 )
28 - 2 = 26 years
Karishma age :- ( y - 2 )
14 - 2
12 years.
and Karishma age be y
x = 2y ..... ( i )
4 ( y - 6 ) = ( 4 + x )
4y - 24 = 4 + x
x - 4y + 4 + 24 = 0
x - 4y + 28 = 0 .... ( ii )
Putting value of x from ( i ) in ( ii )
x - 4y + 28 = 0
2y - 4y + 28 = 0
- 2y = - 28
y = 14
Putting in ( i )
x = 2y
x = 28
Before two years ,
Aishwarya age :- ( x - 2 )
28 - 2 = 26 years
Karishma age :- ( y - 2 )
14 - 2
12 years.
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