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Phổ biến Word Problems >

Skip is now three times as old as Paul. In 5 years, Skip will be twice as old as Paul will be then. What will their ages be in five years?

Lời Giải

S ki p i s n o w t h ree t im es a s o l d a s P a u l . I n 5 ye a rs, S ki p w i ll b e tw i ce a s o l d a s P a u l w i ll b e t h e n . Wha t w i ll t h e i r a g es b e in f i v e ye a rs ?

Lời Giải

Paul age in 5 years : 10

Skip age in 5 years : 20

Các bước giải pháp

Translate the problem into an equation:

3 x + 5 = 2 (x + 5)

Giải

x, 3 x + 5 = 2 (x + 5) : x = 5

Tìm age

Paul age in 5 years : 10

Skip age in 5 years : 20

Ví dụ phổ biến

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