benavidezwendy08 benavidezwendy08

21-05-2020
Mathematics

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- 2x – Зу = - 9
9x +9y = 0

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ronhagrid310 ronhagrid310

21-05-2020

Answer:

- 2x - Зу = - 9

9x +9y = 0

<=>

-6x - 9y = -27

9x +9y = 0

<=>

3x =-27

=> x = -9

=> y = -x = 9

Hope this helps!

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