SOLUTION: Write an appropriate expression for the required quantity. 5. A rectangle is L inches long and w inches wide. Write the expression for: a) Area b) Perimeter c) Length decreased

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: Write an appropriate expression for the required quantity. 5. A rectangle is L inches long and w inches wide. Write the expression for: a) Area b) Perimeter c) Length decreased      Log On


   

Question 785839: Write an appropriate expression for the required quantity.
5. A rectangle is L inches long and w inches wide. Write the expression for:
a) Area
b) Perimeter
c) Length decreased by 2 inches
d) Width decreased by 4 inches
e) change in area after c, d have been done
Answer by vic21(4) About Me  (Show Source):
You can put this solution on YOUR website!
A)area = L x W
B)Perimeter = 2L + 2W
C)(L-2)
D)(w-4)
E) A = (L-2)(W-4)
A = LW-2W-4L+8