Answer:
135 degrees
Step-by-step explanation:
y1 - y2 / x1 - x2
-1 - 5 / 2 - 4
-6/-2
3
y = mx + b
-1 = 3(2) + b
-1 = 6 + b
-7 = b
y = 3x - 7
Hope this helps! ;)