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Beliebt Word Problems >

Martin is 2 years older than Kevin. The sum of their ages is 20. How old is Kevin 10 years from now?

Lösung

M a r t in i s 2 ye a rs o l d er t han Ke v in . T h e s u m o f t h e i r a g es i s 20. Ho w o l d i s Ke v in 10 ye a rs f ro m n o w ?

Lösung

Kevi n^{'} s age in 10 years : 19

Schritte zur Lösung

Translate the problem into an equation:

x + x - 2 = 20

Löse nach

x, x + x - 2 = 20 : x = 11

Finde Kevin's age in 10 years:

19

Kevi n^{'} s age in 10 years : 19

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