Question

multiple - choice question
how did he find this endpoint?
he plugged numbers into an equation.
he used the slope to rise/run in the opposite direction.
rewatch
submit

Explanation:

Both options are valid methods for finding an endpoint. Plugging numbers into an equation is a common algebraic approach. Using the slope to rise/run in the opposite direction is a geometric - based method for finding a point on a line.

Answer:

A. He plugged numbers into an equation.
B. He used the slope to rise/run in the opposite direction.