Question

What is the slope formula to (-13,9 ) and (20, 9)?

Answer 1

The slope formula is

`m=(y_2-y_1)/(x_2-x_1)`

in this case, we have

(-13,9)=(x1,y1)

(20,9)=(x2,y2)

then we can substitute the values

`m=(9-9)/(20+13)=(0)/(33)=0`

m=0