Suppose a youth soccer field has a perimeter of 320 yards and its length measures 40 yards more than its width. The following equations represent this information.

2L + 2W = 320
L-W = 40

a. Would you use elimination or substitution to solve this system?
b. Solve this system using your choice.​

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)