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人気のある Word Problems >

Alvin's age is two times Elga's age. The sum of their ages is 42. What is Elga's age?

解

A l v i n^{'} s a g e i s tw o t im es El g a^{'} s a g e . T h e s u m o f t h e i r a g es i s 42. Wha t i s El g a^{'} s a g e ?

解

Elga^{'} s age is : 14

解答ステップ

Translate the problem into an equation:

2 x + x = 42

x

を解く

2 x + x = 42 : x = 14

Elga^{'} s age is : 14

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