Answer:
Below.
Step-by-step explanation:
Part A: 
Part B: Degree = 2, Classification = Quadratic
Part C: The polynomial is closed because it is multiplied. You CANNOT close under division.
Answer:
48 units
Step-by-step explanation:
Step-by-step explanation:
7+2x-2 = 4x -3
5= 2x -3
2x = 8
x = 4