We can use the points (-4, -1) and (-8, 7) to solve.
Slope formula: y2-y1/x2-x1
= 7-(-1)/-8-(-4)
= 8/-4
= -2
Find the y-intercept.
y = 2x + b
-1 = 2(-4) + b
-1 = -8 + b
-1 + 8 = -8 + b + 8
7 = b
Now, put in slope-intercept form.
y = -2x + 7
Hope This Helped! Good Luck!
