SOLUTION: Ben is 102 years younger than Cristina. 8 years ago, Cristina's age was 4 times Ben's age. How old is Ben now?
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Question 1102233: Ben is 102 years younger than Cristina. 8 years ago, Cristina's age was 4 times Ben's age. How old is Ben now?
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
Ben is x years old
Cristina is x+102
(x-8)*4=x+102-8=x+94
4x-32=x+94
3x=126
x=42
x+102=144
8 years ago it was 34 and 136
===========================
If it is 12 years younger
x
x+12
(x-8)*4=x+12-8=x+4
4x-32=x+4
3x=36
x=12
x+12=24
8 years ago is was 4 and 16.
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