Valerie and Seth are measuring the outside walls of a house using two different instruments. They want to find the houses perimeter Valerie measure the north and east side while Seth measured the west and south sides. Their results are listed in the table. complete the steps below to help Valerie and Seth find the perimeter of the house. Part A
Use decimal numbers to write an
expression that represents the length of the walls that Valerie measured.

Part B
Now use decimal numbers to write an expression that represents the length of the walls that Seth measured.

Part C
Write an expression for the perimeter of the house use the work you completed in Parts A and B to guide you.

Part D
Simplify the expression from part C to find the perimeter of the house in feet.

Part E
suppose that you evaluate the expression for Valerie's walls and the expression for Seth walls separately. Then you add the two expressions together. Will you get the same answer that you arrived at in part D? Why or why not? show your work to prove your case.

**I am trying to understand this so I can help my son learn it. Your help will be so appreciated! Thanks in advance! ***