this should help I have it step
I think it is A because i think it is the only one that makes sense
You would have to use this equation : y2-y1/x2-x1 = slope
So it would be -13 +3/6-2= -10/4
Simplify it and you get : -5/2
Slope is -5/2
Your answer is x = 78! Hope this helps!