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受欢迎的 Word Problems >

6 Alan is 5 times the age of his son, Tom.:In 6 years, he will be 3 times the age of Tom.:How old is Tom now?

解答

6 A l an i s 5 t im es t h e a g e o f hi s so n, T o m . : I n 6 ye a rs, h e w i ll b e 3 t im es t h e a g e o f T o m . : Ho w o l d i s T o m n o w ?

解答

Tom^{'} s age is : \frac{18}{65}

求解步骤

Translate the problem into an equation:

x + 6 = 3 (\frac{6 x}{5} + 6)

求解

x, x + 6 = 3 (\frac{6 x}{5} + 6) : x = - \frac{60}{13}

找到 Tom's age

: \frac{18}{65}

Tom^{'} s age is : \frac{18}{65}

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