Question 184559
Plug in the given half of the point ans then solve for the other one.
x-2y=-5;( ,-3),(-9, )
plug in -3 for y and solve for x
x - 2*(-3) = -5
x + 6 = -5
x = -11
(-11,-3)

Second point,
plug in -9 for x and solve for y
-9 - 2y = -5
-2y = 4
y = -2
(-9,-2)