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人気のある Word Problems >

Jenny is 9 years younger than Sammie. 5 years ago Sammie was 4 times older than Jenny. How old are each of them right now?

解

J e nn y i s 9 ye a rs yo u n g er t han S ammi e . 5 ye a rs a g o S ammi e w a s 4 t im es o l d er t han J e nn y . Ho w o l d a re e a c h o f t h e m r i g h t n o w ?

解

Jenny^{'} s age is : 8

Sammie^{'} s age is : 17

解答ステップ

Translate the problem into an equation:

x + 9 - 5 = 4 (x - 5)

x

を解く

x + 9 - 5 = 4 (x - 5) : x = 8

発見する age

Jenny^{'} s age is : 8

Sammie^{'} s age is : 17

人気の例

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