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Beliebt Word Problems >

The sum of Kim’s and Kevin’s age is 18. In 3 years, Kim will be twice as old as Kevin.What are their ages now?

Lösung

T h e s u m o f K im ’ s an d Ke v in ’ s a g e i s 18. I n 3 ye a rs, K im w i ll b e tw i ce a s o l d a s Ke v in . Wha t a re t h e i r a g es n o w ?

Lösung

Kim^{'} s age is : 13

Kevin^{'} s age is : 5

Schritte zur Lösung

Translate the problem into an equation:

x + 3 = 2 (18 - x + 3)

Löse nach

x, x + 3 = 2 (18 - x + 3) : x = 13

Finde age

Kim^{'} s age is : 13

Kevin^{'} s age is : 5

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