Question 815367: Devaughn is 6 years younger than Sydney. The sum of their ages is 72 . What is Sydney's age
Answer by TimothyLamb(4379)   (Show Source):
You can put this solution on YOUR website! d = s - 6
d + s = 72
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d + s = 72
(s - 6) + s = 72
2s = 78
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s = 39
d = 33
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