I’m happy about summer break being here what about y’all?

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2