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The sum of Jason and Mandy's ages is 35. Ten years ago, Jason was double Mandy's age. How old are they now?

Solution

The sum of Jason and Mandy's ages is 35. Ten years ago, Jason was double Mandy's age. How old are they now?

Solution

Jason^{'} s age is : 20

Mandy^{'} s age is : 15

Solution steps

Translate the problem into an equation:

x - 10 = 2 (35 - x - 10)

Solve for

x, x - 10 = 2 (35 - x - 10) : x = 20

Find age

Jason^{'} s age is : 20

Mandy^{'} s age is : 15

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