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Phổ biến Word Problems >

Pat is 20 years older than his son Patrick. In 2 years Pat will be twice as old as Patrick

Lời Giải

P a t i s 20 ye a rs o l d er t han hi s so n P a t r i c k . I n 2 ye a rs P a t w i ll b e tw i ce a s o l d a s P a t r i c k

Lời Giải

Pat^{'} s age is : 38

Patrick^{'} s age is : 18

Các bước giải pháp

Translate the problem into an equation:

x + 2 = 2 (x - 20 + 2)

Giải

x, x + 2 = 2 (x - 20 + 2) : x = 38

Tìm age

Pat^{'} s age is : 38

Patrick^{'} s age is : 18

Ví dụ phổ biến

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