chelsea17143 chelsea17143

19-02-2021
Mathematics

contestada

Help due tonight

Solve the following system of equations.
3x + y = -21
-3x - 3y = 15
X=
y =

Respuesta :

Аноним Аноним

19-02-2021

Answer:

I have solved it in elimination method if you need it in another method let me know.

Step-by-step explanation:

3x+y=21

-x-y=5

2x=26

x=13

-3×13-3y=15

y= -18

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