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人気のある Word Problems >

A child is 12 years old, and his father is 32 years older. In how many years will the father be 3 times as old as the child? Make an equation to solve

解

A c hi l d i s 12 ye a rs o l d, an d hi s f a t h er i s 32 ye a rs o l d er . I n h o w man y ye a rs w i ll t h e f a t h er b e 3 t im es a s o l d a s t h e c hi l d ? M ak e an e q u a t i o n t o so l v e

解

Number of years from now : 4

解答ステップ

Translate the problem into an equation:

3 (12 + x) = 12 + 32 + x

x

を解く

3 (12 + x) = 12 + 32 + x : x = 4

Number of years from now : 4

人気の例

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