NEED HELP ASAP: Solve the system of equations. 13x−y=90 y=x2−x−42 Enter your answers in the boxes.

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21-05-2018
Mathematics

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NEED HELP ASAP: Solve the system of equations. 13x−y=90 y=x2−x−42 Enter your answers in the boxes.

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MrGumby MrGumby · Answer 1 · 2018-05-21T18:37:30+02:00

MrGumby MrGumby

21-05-2018

There are two possible answers:
(6, -12)
(8, 14)

You can get these by taking the second equation and plugging it in for y in the first equation. Then solve using the quadratic formula.

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stephaniep7nsa2 stephaniep7nsa2 · Answer 2 · 2020-06-11T09:45:47+02:00

stephaniep7nsa2 stephaniep7nsa2

11-06-2020

Answer:

(6, -12)

(8, 14)

Step-by-step explanation:

Verified correct with K12 test.

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