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25-01-2021
Mathematics

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Is this ordered pair a solution to the system of linear equations? Yes or no and why or why not?

Is this ordered pair a solution to the system of linear equations Yes or no and why or why not class=

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thebecks thebecks

25-01-2021

Answer:

Yes, it is a solution

Step-by-step explanation:

9x+7y=-11

-2x-5y=30

substitute 5 for x and -8 for y and test:

9(5)+7(-8)=-11

45-56=-11 , this is true

-2(5)-5(-8)=30

-10+40=30 , this is true also

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