Question

What is the solution to this system of linear equations 2x+y=1 and 3x-y=-6

Answer 1

2x + y = 1
3x - y = -6
---------------add
5x = -5
x = -5/5
x = -1

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

solution is (-1,3)