SOLUTION: Alice is 4 years younger than Ben and 9 years older than Carly their combined ages are 79. How old is Alice

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Question 549002: Alice is 4 years younger than Ben and 9 years older than Carly their combined ages are 79. How old is Alice
Answer by JBarnum(2146)   (Show Source): You can put this solution on YOUR website!
i used first letter of their names below
a=b-4
a=9+c
a+b+c=79
c=a-9
solve for b





a=b-4



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