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Popular >

Kevin is 3 times as old as Daniel. 4 years ago, Kevin was 5 times as old as Daniel.

Solution

Kevin is 3 times as old as Daniel. 4 years ago, Kevin was 5 times as old as Daniel.

Solution

Daniel^{'} s age is : 8

Kevin^{'} s age is : 24

Solution steps

Translate the problem into an equation:

3 x - 4 = 5 (x - 4)

Solve for

x, 3 x - 4 = 5 (x - 4) : x = 8

Find age

Daniel^{'} s age is : 8

Kevin^{'} s age is : 24

Popular Examples

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