Which ordered pair is a solution to the system of equations?

{4x+y=2
−2x+y=5

A. (1, -2)
B. (- 1/2, 4)
C. (2, -6)
D. (7/2, -12)

1 answer

why not just solve the equation, they are perfectly set up.
subtract them:
6x = -3
x = -1/2

back in #1:
-2 + y = 2
y = 4