SOLUTION: Gary is 7 years old. He is one more than twice his sister amy's age. How old is Amy?

SOLUTION: Gary is 7 years old. He is one more than twice his sister amy's age. How old is Amy?

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Question 1076425: Gary is 7 years old. He is one more than twice his sister amy's age. How old is Amy?
Answer by Edwin McCravy(20056) (Show Source): You can put this solution on YOUR website!

 G = 7

 7 = 2A + 1
-1      - 1
-----------
 6 = 2A



 3 = A

Edwin

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