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Popular >

the sum of two numbers is 27 and their difference is 33. Set up the system to find the two numbers.

Solution

the sum of two numbers is 27 and their difference is 33. Set up the system to find the two numbers.

Solution

The numbers : 30, - 3

Solution steps

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 27

x - y = 33

x + y = 27, x - y = 33 : x = 30, y = - 3

The numbers : 30, - 3

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