Respuesta :

We have the following:

7. (7.0), m = 4

replacing:

[tex]\begin{gathered} y-0=4\cdot(x-7) \\ y=4x-28 \end{gathered}[/tex]

8. (0,9), m = -2

[tex]\begin{gathered} y-9=-2\cdot(x-0) \\ y=-2x+9 \end{gathered}[/tex]