Which of the following is a solution to the system of equations below? 2x+y=3 { x−y=6 options: (3,-6) (2, -4) (3,-3) (-3,3)

asked Mar 25, 2019 115k views

5 votes

Which of the following is a solution to the system of equations below?

2x+y=3
{
x−y=6

options: (3,-6) (2, -4) (3,-3) (-3,3)

by SPMP

7.8k points

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5 votes

{2x+y=3
+
{x−y=6
_______
3x = 9
x = 3

x−y=6
3 - y = 6
-y = 6 - 3
-y = 3
y = -3

(3, -3)

Mauro Banze answered Apr 1, 2019

7.5k points

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