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amy is twice as old as lucy. three years from now the sum of their ages will be 42. How old is amy

Solution

amy is twice as old as lucy. three years from now the sum of their ages will be 42. How old is amy

Solution

Amy^{'} s age is : 24

Solution steps

Translate the problem into an equation:

2 x + 3 + x + 3 = 42

Solve for

x, 2 x + 3 + x + 3 = 42 : x = 12

Find Amy's age

: 24

Amy^{'} s age is : 24

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