Answer
See graph
Work Step by Step
$y=-2x$
This is a linear equation.
Substitute x-values to find their corresponding y-values.
$y=-2(0)$
$y=0$
$(0,0)$
$y=-2(1)$
$y=-2$
$(1,-2)$
$y=-2(-1)$
$y=2$
$(-1,2)$
Plot these points and connect with a straightedge.