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Populaire Word Problems >

One number is nine less than another. Their sum is twenty-seven. Find the numbers.

Solution

O n e n u mb er i s nin e l ess t han an o t h er . T h e i r s u m i s tw e n t y - se v e n . F in d t h e n u mb ers .

Solution

The numbers : 9, 18

étapes des solutions

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x = y - 9

x + y = 27

x = y - 9, x + y = 27 : x = 9, y = 18

The numbers : 9, 18

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