Question

What is the solution to the system of equations? Use any method you like, but be sure to show all work.

2x + y = -3

x – 2y = -4

Answer 1

2x + y = -3
x - 2y = -4

2x + y = -3
2x - 4y = -8
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5y = 5
y= 1

2x + y = -3
2x + (1) = -3
2x = -4
x = -2

Solution: x = -2, y = 1