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人気のある Word Problems >

Two numbers differ by 5. Four times the smaller number is 5 less than three times the larger. Find the numbers.

解

Tw o n u mb ers d i ff er b y 5. F o u r t im es t h e s ma ll er n u mb er i s 5 l ess t han t h ree t im es t h e l a r g er . F in d t h e n u mb ers .

解

The numbers : - 20, - 25

解答ステップ

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x - y = 5

4 x = 3 y - 5

x - y = 5, 4 x = 3 y - 5 : x = - 20, y = - 25

The numbers : - 20, - 25

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