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受欢迎的 Word Problems >

the sum of the page numbers of two facing pages is 145. what are the page numbers?

解答

t h e s u m o f t h e p a g e n u mb ers o f tw o f a c in g p a g es i s 145. w ha t a re t h e p a g e n u mb ers ?

解答

The numbers : 72, 73

求解步骤

Represent the numbers with

x

:

First number : x

Consecutive number : x + 1

A.T.Q.:

x + x + 1 = 145

解

x + x + 1 = 145 : x = 72

x + 1 = 72 + 1 = 73

The numbers : 72, 73

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