SOLUTION: The sum of Kim’s and Kevin’s ages is 18. In 3 years, Kim will be twice as old as Kevin. What are their ages now?

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Question 1166762: The sum of Kim’s and Kevin’s ages is 18. In 3 years, Kim will be twice as old as Kevin. What
are their ages now?
Answer by josgarithmetic(39625) About Me  (Show Source):
You can put this solution on YOUR website!
x, Kim
y, Kevin
system%28x%2By=18%2Cx%2B3=2%28y%2B3%29%29
-
system%28x%2By=18%2Cx%2B3=2y%2B6%29
system%28x-2y=3%2Cx%2By=18%29

highlight%28y=5%29
and
highlight%28x=13%29