Some penguins were playing on the ice. Ten dove into the water. A few seconds later, six jumped back onto the ice. Now there are 12 penguins on the ice. How many penguins were on the ice to start?

Graph the system of inequalities presented here on your own paper, then use your graph to answer the following questions: y < 4x − 8 y is greater than or equal to negative 5 over 2 times x plus 5 part 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 (5, −8) included in the solution area for the system? justify your answer mathematically. (4 points)