Question

Write the equation of the line, with the given properties,in slope intercept form.

slope = - 3 through  (3,8)

Answer 1

`y=mx+b`
m - slope


`m=-3 \\ y=-3x+b \\ \\ (3,8) \\ y=8 \ for \ x=3 \\ \\ 8=-3 \cdot 3 + b \\ 8=-9+b \\ b=17 \\ \\ \underline{\underline{y=-3x+17}}`