Question

How do you determine the slope of `(2,7)` and `(7,2)`?

Answer 1

We use the slope formula, which saws we divide `y_2 - y_1` by `x_2 - x_1`, or the second coordinate pair minus the first one

`(2 ,7)` and `(7,2)`

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

`(2-7)/(7-2)`

`(-5)/(5)`

`-1`