2) Solve the system of linear equations using elimination by addition or
subtraction.
Sy=x-1
12. – y=0
O (1,2)
0 (-1,2)
O (-1, - 2)
O (1, - 2)

2 Solve the system of linear equations using elimination by addition or subtraction Syx1 12 y0 O 12 0 12 O 1 2 O 1 2 class=