Question

What is the slope of the line that goes through (-1, – 7) and (3, 9)?

Answer 1

4

Explanation:

We can find the slope using the slope formula

m = ( y2-y1)/(x2-x1)

= ( 9 - -7)/( 3 - -1)

= (9+7)/(3+1)

=16/4

= 4