Question

Find the slope of the line passing through the points (-1,3) and (4,-7

Answer 1

You use the slope formula:

m =
`(y_(2)-y_(1) )/(x_(2)-x_(1))`

m is the slope. Plug in the points.

m =
`(-7 - 3)/(4 - (-1))`

m =
`(-7 - 3)/(4+1)`

m =
`(-10)/(5)`

m = -2