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인기 있는 Word Problems >

One number is 3 less than another number. If the sum of the two numbers is 177, find each number.

해법

O n e n u mb er i s 3 l ess t han an o t h er n u mb er . I f t h e s u m o f t h e tw o n u mb ers i s 177, f in d e a c h n u mb er .

해법

The numbers : 87, 90

솔루션 단계

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = y - 3

x + y = 177

x = y - 3, x + y = 177 : x = 87, y = 90

The numbers : 87, 90

인기 있는 예

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