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Carmen is 5 years older than David. A year ago, the sum of their ages was 13. How old are they now?

Solution

Carmen is 5 years older than David. A year ago, the sum of their ages was 13. How old are they now?

Solution

Carmen^{'} s age is : 10

David^{'} s age is : 5

Solution steps

Translate the problem into an equation:

x - 1 + x - 5 - 1 = 13

Solve for

x, x - 1 + x - 5 - 1 = 13 : x = 10

Find age

Carmen^{'} s age is : 10

David^{'} s age is : 5

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