SOLUTION: There are two sisters whose combined age is 11 years one is 10 years older than the other. How old are both the sisters?

SOLUTION: There are two sisters whose combined age is 11 years one is 10 years older than the other. How old are both the sisters?

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Question 1111759: There are two sisters whose combined age is 11 years one is 10 years older than the other. How old are both the sisters?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
There are two sisters whose combined age is 11 years one is 10 years older than the other. How old are both the sisters?
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x + y = 11
x - y = 10
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2x = 21
x = 10.5
y = 0.5
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Ages are usually in integers (for math problems).
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