Kayteeortiz9821 Kayteeortiz9821

26-02-2021
Mathematics

contestada

-6x-6y =18 6x-3y=27 its supposed to be solving systems by elimination by adding or subracting, im really confused.

Respuesta :

andromache andromache

28-02-2021

Answer:

y = -5

x = 2

Step-by-step explanation:

The computation is show below:

Given that

-6x - 6y = 18

6x - 3y = 27

Now if we solved both equation so

-9y = 45

y = -5

And, x is

-6x - 6(-5) = 18

-6x + 30 = 18

-6x = 18 - 30

-6x = -12

x = 2

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