SOLUTION: the sum of Greg's age and Sarah's age is 42. Greg's age 20 years from now will be twice what Sarah's age was 14 years ago. What are their ages now?

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Question 1094936: the sum of Greg's age and Sarah's age is 42. Greg's age 20 years from now will be twice what Sarah's age was 14 years ago. What are their ages now?
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
system%28g%2Bs=42%2Cg%2B20=2%28s-14%29%29
-
g%2B20=2s-28
g=2s-48
g=2%2842-g%29-48
g=84-2g-48
3g=84-48
3g=36
g=12-----Greg
s=30-----Sarah