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Joey is 20 years younger than Becky. In two years, Becky will be twice as old as Joey

Soluzione

Joey is 20 years younger than Becky. In two years, Becky will be twice as old as Joey

Soluzione

Joey^{'} s age is : 18

Becky^{'} s age is : 38

Fasi della soluzione

Translate the problem into an equation:

x + 20 + 2 = 2 (x + 2)

Risolvi per

x, x + 20 + 2 = 2 (x + 2) : x = 18

Trova age

Joey^{'} s age is : 18

Becky^{'} s age is : 38

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