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인기 있는 Word Problems >

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

해법

k e v in i s 3 t im es a s o l d a d ani e l . 4 ye a rs a g o, k e v in w a s 5 t im es a s o l d a s d ani e l . h o w o l d i s k e v in n o w ?

해법

Kevin^{'} s age is : 24

솔루션 단계

Translate the problem into an equation:

3 x - 4 = 5 (x - 4)

x

해결 대상

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

Kevin's age 찾다 :

24

Kevin^{'} s age is : 24

인기 있는 예

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