Algebra 1 Math ( I need to graph with the x and y value)

2x - 2y + 5 = 0 | -2x
2x - 2y + 5 -2x = 0 -2x
-2y + 5 = -2x |-5
-2y + 5-5 = -2x-5
-2y = -2x-5 | /-2
-2y/-2 = (-2x-5)/-2
y = (-2x-5)/-2
y = -2x/-2-5/-2
y = x+5/2

[input]plot( x+5/2, x=-3..1 )[/input]