Mrs jones places 3 orders of t-shirts each order has 16 boxesbof shirts and each box holds 17 shirts how many t-shirts does mrs jones order

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

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.