Which of the following does not lie on the graph of y = 2x - 2?

(-1/2, -3)
(1/2, 1)
(-1, -4)

Question

Which of the following does not lie on the graph of y = 2x - 2?

(-1/2, -3)
(1/2, 1)
(-1, -4)

kiakat · Answer

First you have to graph the equation you have on a coordinate plane.

anonymous · Answer

I don't have one.

kiakat · Answer

okay, you can just use this website https://www.desmos.com/calculator type your equation into the box on the left and it'll show up on the graph

mathstudent55 · Answer

Just substitute x in the equation with each x-coordinate. 
Evaluate the expression. 
If the expression evaluates to the y-coordinate, then that point is a point on the graph. If not, then it isn't.