During a clothing store's Bargain Days, the regular price for t-shirts is discounted to $4.50 each. You have an additional coupon for $3.00 off the total purchase, regardless of how many shirts are purchased. Write a rule for the function p(tt that expresses the final sale price of + t-shirts with the coupon applied.
The rule for the function p(t) that expresses the final sale price of t t-shirts with the coupon applied is:
p(t) = (4.50 * t) - 3.00