Question

mrs. Hicks is buying donuts for her favorite class. the cost for the first dozen is $15. since she has more than 12 students she'll need to purchase additional donuts at a cost of $1 each. write a piecewise function showing the cost of x donuts.

Answer 1

C=15+X

C being the total cost. Starting at $15 plus an additional $1 (seen as X in the equation) for each student.