Use Cramer's rule to find xxx in the system: x+2y=5x + 2y = 5x+2y=5 and 2x−y=52x - y = 52x−y=5.
x=1x = 1x=1
x=3x = 3x=3
x=−1x = -1x=−1
x=2x = 2x=2