The Taylors have a square rug in their living room that is "x" feet long on each side. The room is 3 feet wider and 5 feet longer than the rug. Write an expression to describe the perimeter of
the living room.

Classify each polynomial by its degree and by its number of terms.

Twenty-five percent of the customers entering a grocery store between 5 p. m. and 7 p. m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Find the slope of the line that contains the following points. r(-2, 4), s(6, -2)