Does the set of ordered pairs {(2, 100), (13, 13), (14, 5), (60, 4), (100, 1)} define a function?

Cara earns a base pay of $1800 per month at a car dealership plus a commission of 6% of her sales. what are caras total earning in a month in which she sells $40000 worth of merchandise

What is the reflection image of (5,-3) across the line y = -x?

What additional information could be used to prove abc =mqr using sas? check all that apply.