Which ordered pair is the solution to the system of equations? x+y=4
x-y=-6
A. (2, 2) B. (1, −7) C. (−1, 5) D. (−2, 4)
x-y=-6
A. (2, 2) B. (1, −7) C. (−1, 5) D. (−2, 4)