Write a system of equations to describe the situation below, solve using elimination, and fill in the blanks. The Dover High School Science Department is purchasing new earth science and physics textbooks this year. Ms. Conley has requested 73 earth science textbooks and 61 physics textbooks for all of her classes, which costs the department a total of $6,227. Mr. Moore has asked for 100 earth science textbooks and 67 physics textbooks, which will cost a total of $7,553. How much do the textbooks cost?

Earth science textbooks cost ___$ apiece and physics textbooks cost ___$ apiece.