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受欢迎的 Word Problems >

Alvin's age is two times Elga's age. The sum of their ages is 54. What is Elga's age?

解答

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 54. Wha t i s El g a^{'} s a g e ?

解答

Elga^{'} s age is : 18

求解步骤

Translate the problem into an equation:

2 x + x = 54

求解

x, 2 x + x = 54 : x = 18

Elga^{'} s age is : 18

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