Including a 9% sales tax, an inn charges $114.45 per night. Find the inn's nightly cost before tax is added.

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.