Answer:
20n - 4
Step-by-step explanation:
the product of 20 and a number means multiplying 20 by n (the variable representing the number)
to get four less than this product, you subtract 4
Answer:
8,12 and 16
Step-by-step explanation:
Jason earns $4.50 as commission
Answer:
nonlinear
Step-by-step explanation: