SOLUTION: one number is seven more than thrice a number and their sum is 59. Find the numbers.

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Question 264909: one number is seven more than thrice a number and their sum is 59. Find the numbers.
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
X+Y=59 OR X=59-Y
X=3Y+7
59-Y=3Y+7
-Y-3Y=7-59
-4Y=-52
Y=-52/-4
Y=13 ANS.
X=59-13=46 ANS.
PROOF:
46=3*13+7
46=39+7
46=46