# SOLUTION: The sum of 4 times mikes age and 3 times susan's age is 79. mike is 1 year more than 3 times as old as susan. find each of their ages.

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 Click here to see ALL problems on Age Word Problems Question 572622: The sum of 4 times mikes age and 3 times susan's age is 79. mike is 1 year more than 3 times as old as susan. find each of their ages.Answer by Maths68(1474)   (Show Source): You can put this solution on YOUR website!Let Present age of mike = m Present age of Susan = s Given ====== The sum of 4 times mikes age and 3 times susan's age is 79 4m+3s=79..............(1) Mike is 1 year more than 3 times as old as Susan m=3s+1................(2) put the value of m from (2) to (1) m=3s+1 4(3s+1)+3s=79 12s+4+3s=79 15s+4=79 15s=79-4 15s=75 15s/15=75/15 s=5 put the value of s in (2) m=3s+1................(2) m=3(5)+1 m=15+1 m=16 Present age of mike = m = 16 years old Present age of Susan = s = 5 years old