The yearbook club is considering two different companies to print the yearbook. The Descartes Publishing charges $4.50 per book plus a flat fee of $475. School Memories charges $4.25 per book plus a flat fee of $550. The cost, C dollars, for n number of yearbooks printed. Descartes Publishing: C= 4.50 + 475 School Memories: C=4.25n + 550 How many yearbooks would need to be printed for the cost to be the same at both companies? Show a full algebraic solution.