Dr.Thompson just got his PhD, and he wants to print copies of his thesis in hardcover book format. He could use Cedarburg Printing, paying a setup fee of$50and$6for every book printed.
Alternately, he could go through Rockport University, paying an up-front fee of$30and$10per book. It turns out that, given the number of books Dr. Thompson wants to print, the two options cost the same amount. How many books isthat?
Write a system of equations, graph them, and type thesolution.