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Mark's current age is six less than five times Nico's age. In 15 years, Mark's age will be twice Nico's age. Find their present ages.

Solution

Mark's current age is six less than five times Nico's age. In 15 years, Mark's age will be twice Nico's age. Find their present ages.

Solution

Nico^{'} s age is : 7

Mark^{'} s age is : 29

Solution steps

Translate the problem into an equation:

5 x - 6 + 15 = 2 (x + 15)

Solve for

x, 5 x - 6 + 15 = 2 (x + 15) : x = 7

Find age

Nico^{'} s age is : 7

Mark^{'} s age is : 29

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