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In 25 years, Joseph's age will be eight times as old as he was 10 years ago. How old is he now?

Solution

In 25 years, Joseph's age will be eight times as old as he was 10 years ago. How old is he now?

Solution

Joseph^{'} s age is : 15

Solution steps

Translate the problem into an equation:

x + 25 = 8 (x - 10)

Solve for

x, x + 25 = 8 (x - 10) : x = 15

Joseph^{'} s age is : 15

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