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受欢迎的 Word Problems >

If 15 more than a number is 3 more than double the number, what is the number?

解答

I f 15 m ore t han a n u mb er i s 3 m ore t han d o u b l e t h e n u mb er, w ha t i s t h e n u mb er ?

解答

The number : 12

求解步骤

Represent the number with

x

A.T.Q.:

15 + x = 3 + 2 x

求解

x, 15 + x = 3 + 2 x : x = 12

The number : 12

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