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Shaira is 3 years older than Maryl. 4 years ago, the sum of their ages was 12.

Solution

Shaira is 3 years older than Maryl. 4 years ago, the sum of their ages was 12.

Solution

Shaira^{'} s age is : 11 \frac{1}{2}

Maryl^{'} s age is : 8 \frac{1}{2}

Solution steps

Translate the problem into an equation:

x - 4 + x - 3 - 4 = 12

Solve for

x, x - 4 + x - 3 - 4 = 12 : x = \frac{23}{2}

Find age

Shaira^{'} s age is : 11 \frac{1}{2}

Maryl^{'} s age is : 8 \frac{1}{2}

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