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受欢迎的 Word Problems >

Christopher is 20 years younger than Ishaan. Ishaan and Christopher first met two years ago. Fourteen years ago, Ishaan was 3 times as old as Christopher.

解答

C h r i s t o p h er i s 20 ye a rs yo u n g er t han I s haan . I s haan an d C h r i s t o p h er f i rs t m e t tw o ye a rs a g o . F o u r t ee n ye a rs a g o, I s haan w a s 3 t im es a s o l d a s C h r i s t o p h er .

解答

Christopher^{'} s age is : 24

Ishaan^{'} s age is : 44

求解步骤

Translate the problem into an equation:

x + 20 - 14 = 3 (x - 14)

求解

x, x + 20 - 14 = 3 (x - 14) : x = 24

找到 age

Christopher^{'} s age is : 24

Ishaan^{'} s age is : 44

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