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인기 있는 Word Problems >

The sum of two numbers is 125 . Find the two numbers if twice the smaller number is 5 less than the larger.

해법

T h e s u m o f tw o n u mb ers i s 125 . F in d t h e tw o n u mb ers i f tw i ce t h e s ma ll er n u mb er i s 5 l ess t han t h e l a r g er .

해법

The numbers : 40, 85

솔루션 단계

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 125

2 x = y - 5

x + y = 125, 2 x = y - 5 : x = 40, y = 85

The numbers : 40, 85

인기 있는 예

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