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פּוֹפּוּלָרִי Word Problems >

The sum of two numbers is zero. One number is nine less than twice the other. Find the numbers.

פתרון

T h e s u m o f tw o n u mb ers i s zero . O n e n u mb er i s nin e l ess t han tw i ce t h e o t h er . F in d t h e n u mb ers .

פתרון

The numbers : - 3, 3

צעדי פתרון

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 0

x = 2 y - 9

x + y = 0, x = 2 y - 9 : x = - 3, y = 3

The numbers : - 3, 3

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