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人気のある Word Problems >

the sum of two numbers is 35. twice the smaller decreased by the larger is 10.

解

t h e s u m o f tw o n u mb ers i s 35. tw i ce t h e s ma ll er d ecre a se d b y t h e l a r g er i s 10.

解

The numbers : 15, 20

解答ステップ

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 35

2 x - y = 10

x + y = 35, 2 x - y = 10 : x = 15, y = 20

The numbers : 15, 20

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