Answer:
linear
Step-by-step explanation:
Answer: it is In step 2, he confused the multiplication and addition signs mark me brainlyest please
If a point has the same x-coordinate as the origin, that means the point could be anywhere on the y-axis. This means it could be below the x-axis or above, but never on the x-axis. This means if you drew it on a coordinate plane, the point would always be traveling vertically on the y-axis.