Oliver works at a bookstore. he packed 20 identical paperbacks and 9 identical textbooks in a box. the total mass of the books was 44.4 pounds. after he put 1 more textbook and 5 more paperbacks in the box, the total mass of the books was 51 pounds.

write a system of equations that can used to determine p, the mass, in pounds, of one paperback, and t, the mass, in pounds of one textbook.

Need with son's homework i will give 30 ! show work daniel's house is located b miles from his school. the swimming pool is 3 miles farther from his school. his dr. office is 4 miles less than twice the distance from home to daniel's school. a. write an expression that shows the distance from daniel's house to the swimming pool. b. write an expression that shows the distance from daniel's house to his dr's office c. if b=3, is the swimming pool or dr's office closer to daniel's house? how much closer