Find the equation using a slope-intercept form if possible..

x-intercept −1, y-intercept −2

I do not know how to start this.. HELP!

y = mx -2 (from the y-intercept).

Use the x-intercept to get the sklope, m.
When y = 0, x = -1, so
0 = -m -2
m = -2
y = -2x -2