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Jack is twice as old as Lacy. In 3 years the sum of their ages will be 54

Solution

Jack is twice as old as Lacy. In 3 years the sum of their ages will be 54

Solution

Lacy^{'} s age is : 16

Jack^{'} s age is : 32

Solution steps

Translate the problem into an equation:

2 x + 3 + x + 3 = 54

Solve for

x, 2 x + 3 + x + 3 = 54 : x = 16

Find age

Lacy^{'} s age is : 16

Jack^{'} s age is : 32

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