20 ! plz i have 3 mins. 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)

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

Find the value of x. also give me an explanation so i can complete it to other questions as well, : )

The distance between a football fsaid and a parking lot is 135 feet. what is that length in yards? 2 mickey needs to cut pieces of ribbon that are each 1 meter long to tie onto balloons. if he has 8 pieces of ribbon that are each 1 dekameter long, how many 1-meter pieces of ribbon can he cut? show work