Question

What is the slope of the line that contains the points (-1,9) and (5,21)

Answer 1

Answer:

2

Step-by-step explanation:

slope of the line is the gradient (m):

m = y2-y1 / x2-x1

m = 21-9 / 5-(-1)

m = 12 / 6

m = 2

Answer 2

Answer:

The correct answer is D. 2

Step-by-step explanation:

I just got it correct.