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פּוֹפּוּלָרִי Word Problems >

The sum of two numbers is twenty. Three times the smaller is equal to two times the larger. Find the smaller number.

פתרון

T h e s u m o f tw o n u mb ers i s tw e n t y . T h ree t im es t h e s ma ll er i s e q u a l t o tw o t im es t h e l a r g er . F in d t h e s ma ll er n u mb er .

פתרון

The number : 8

צעדי פתרון

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 20

3 x = 2 y

x + y = 20, 3 x = 2 y : x = 8, y = 12

The number : 8

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