Answer:
x=-6.5
Step-by-step explanation:

As the number of computers that go up, the cost goes up by $500. So when 5 computers are bought it will be $2,500
I’m sure you’ll understand if you go to @HeavenSmarty2001:) Great!
Answer:
Linear polynomial.
Step-by-step explanation:
A linear polynomial is written with a degree 1. An example of a linear polynomials includes 3x + 5. This is what 5b - 1 is.
Hope it helps!