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Christine is 41 years old and her daughter is 9. In how many years will Christine will be three times as old as her daughter?

Solution

Christine is 41 years old and her daughter is 9. In how many years will Christine will be three times as old as her daughter?

Solution

Number of years from now : 7

Solution steps

Translate the problem into an equation:

3 (9 + x) = 41 + x

Solve for

x, 3 (9 + x) = 41 + x : x = 7

Number of years from now : 7

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