skylera482 skylera482

15-10-2020
Mathematics

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will mark brainliest:) helppppp -7x + y = -19 -2x+ 3y = -19 solve the system of equations

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nineex5 nineex5

15-10-2020

Answer:

X=2, Y=-15

Step-by-step explanation:

-7x+y=-19

-2x+3y=-19

------------------

-3(-7x+y)=-19

-2x+3y=-19

---------------------

21x-3y=57

-2x+3y=-19

---------------------

19x = 38

19x/19=38/19

x=2

now plug 2 into x of the second equation to get y=-15

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