At best buy they have a stereo system that sells for $2200 and is on sale for 15% and sales tax is 7%. what is the final cost? discount $ sale price tax $ final cost

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

Formulate alisha has a number in mind. if she adds three to her number the result is less than five. use this information to write and solve an inequality about alisha's number. then graph the solution set.