SOLUTION: jack is 3 times as old as edna. six years ago, the sum of their ages was 48. how old are they now?

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Question 1110200: jack is 3 times as old as edna. six years ago, the sum of their ages was 48. how old are they now?
Found 3 solutions by josgarithmetic, ikleyn, keith47:
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
system%28y=3x%2C%28x-6%29%2B%28y-6%29=48%29
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x%2By=48%2B12=60
x%2B3x=60------------>highlight%28x=15%29---------->highlight%28y=45%29

Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
.
Jack is 3 times as old as Edna, and the sum of their ages is 48+2*6 = 60 years now.


================>  Jack is 45 and Edna is 15 years old now.


Answer by keith47(1) About Me  (Show Source):