Question

What is the slope of the line passing through `(2,5); (9,1)`?

Answer 1

`m=-4/7`

Explanation:

Slope formula has variable `m`
`m=(y_2-y_1)/(x_2-x_1)` given two points (`x_1,y_1`); (`x_2,y_2`)

Given (`2,5`); (`9,1`)...
`m=(1-5)/(9-2)`
`=(-4)/7=-4/7`