### Home > AC > Chapter 8 > Lesson 8.2.4 > Problem 8-81

8-81.

Graph the points and make a slope triangle to find the slope.

Substitute the coordinates into the equation to see if the point is on the line.

8-81.

Graph the points and make a slope triangle to find the slope.

Substitute the coordinates into the equation to see if the point is on the line.