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Beliebt >

kevin is 3 times as old a daniel . 4 years ago, kevin was 5 times as old as daniel . how old is kevin now ?

Lösung

kevin is 3 times as old a daniel . 4 years ago, kevin was 5 times as old as daniel . how old is kevin now ?

Lösung

Kevin^{'} s age is : 24

Schritte zur Lösung

Translate the problem into an equation:

3 x - 4 = 5 (x - 4)

Löse nach

x, 3 x - 4 = 5 (x - 4) : x = 8

Finde Kevin's age

: 24

Kevin^{'} s age is : 24

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