Question

Given the system of equations, match the following items.
2 x - y = 0
x + y = -3

[0 -1
-3 1]

[2 0
1 -3]

[2 -1
1 1]

Answer 1

Step-by-step explanation:

• x+y=-3

x = -3 -y

• 2x -y = 0

2(-3 -y) =0

-6 -2y = 0

-2y = 6

y = -3

• x = -3 -y

= -3 -(-3)

= -3+3 = 0