SOLUTION: jason is y years old. his sister jessica is twice as old as jason is. Their added ages total 30

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Question 329321: jason is y years old. his sister jessica is twice as old as jason is. Their added ages total 30
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
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jason is y years old. his sister jessica is twice as old as jason is.
Their added ages total 30
:
y + 2y = 30
3y = 30
y = 10