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Jack is twice as old as Lacy. In three years the sum of their ages will be 54.How old are they now?

Solution

Jack is twice as old as Lacy. In three years the sum of their ages will be 54.How old are they now?

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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