SOLUTION: Derek is four times as old as Sarah. Three years ago the sum of their ages was 44. How old is each now?

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Question 881779: Derek is four times as old as Sarah. Three years ago the sum of their ages was 44. How old is each now?
Found 2 solutions by ewatrrr, MathTherapy:
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi

4x -3 + (x-3) = 44

   5x = 50

    x = 10, Sarah age NOW.  Derek is 37.  40-3

CHECKING our answer*** 3 years ago...

34 + 7 = 44

Wish You the Best in your Studies.

Answer by MathTherapy(10552) About Me  (Show Source):
You can put this solution on YOUR website!

Derek is four times as old as Sarah. Three years ago the sum of their ages was 44. How old is each now?


Sarah: highlight_green%28highlight_green%2810%29%29

Derek: highlight_green%28highlight_green%2840%29%29

You can do the check!! 



If you need a complete and detailed solution, let me know!!



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