On saturday, the bookstore sold x books. on sunday, the bookstore sold 2 more books than on saturday. which expression represents the total number of books sold over the weekend? 2x2x x 2x 2 2x 22x 2 2(x 2)

Grading scale 1 has the following weights- (tests- 50% quiz- 25% homework- 15% final exam- 10%). calculate your final average if your performance in the class is as follows-test grades- {88, 84, 90, 75, 70, 81); quiz grades- {88, 67, 90, 90, 45, 99, 76, 98, 100}; homework- 90; final exam- 75