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09-02-2019
Mathematics

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Tell wether the ordered pair (5,-3) is a solution of the system -3x+2y=-21;-x-y=-2

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violin1234 violin1234

09-02-2019

Answer:

(5,-3) is a solution of -x-y=-2

Step-by-step explanation:

You just plug in the numbers in the equation

x=5 y=-3

-5(5)+2(-3)=-25-6 which doesn't equal -21

-5-(-3)=-5+3=-2

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