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Phổ biến 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.How old is Ishaan now?

Lời Giải

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 . Ho w o l d i s I s haan n o w ?

Lời Giải

Ishaan^{'} s age is : 44

Các bước giải pháp

Translate the problem into an equation:

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

Giải

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

Tìm Ishaan's age

: 44

Ishaan^{'} s age is : 44

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