A restaurant sells a refillable coffee mug for $7.75. Each refill costs $3.25. Last month Keith spent $82.75 on a mug and refills. Enter an equation you can use to find the number of refills that Keith bought. Let r represent the number of refills.

What is the volume of this container?

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y > 2x + 3y is less than negative 3 over 2 times x minus 4part a: describe the graph of the system, including shading and the types of lines graphed. provide a description of the solution area. (6 points)part b: is the point (â’4, 6) included in the solution area for the system? justify your answer mathematically. (4 points)

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge