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受欢迎的 Word Problems >

jane is three times as old as her sister. The sum of their ages is 32. How old is each

解答

jan e i s t h ree t im es a s o l d a s h er s i s t er . T h e s u m o f t h e i r a g es i s 32. Ho w o l d i s e a c h

解答

Sister^{'} s age is : 8

Jane^{'} s age is : 24

求解步骤

Translate the problem into an equation:

3 x + x = 32

求解

x, 3 x + x = 32 : x = 8

找到 age

Sister^{'} s age is : 8

Jane^{'} s age is : 24

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