Answer:
Yes
Step-by-step explanation:
Linear means a line, and x is not squared or anything in this equation. If you were to graph it, it would be a line.
It’s (x-6)(x+4) so the first one and last one
Answer:
it is not express because the line is parallel at y axis
Step-by-step explanation:
Answer:
A.) 
Step-by-step explanation:
f(-2) means plug in -2 in for x for the equation f(x), therefore,
f(-2) = 
Steps:
57.68÷8
=7.21minutes per hour
(p.s. make sure they don't want you to round!)