5) Home Improvement you want to calculate the total square footage of your living room walls and ceiling so you can figure out how much paint you need. Two of
the walls are 8 feet high by 15 feet long, the other 2 walls are 8 feet high by 12
feet long, and the ceiling is 15 feet by 12 feet.
a) Write an expression to calculate the total square footage of the walls and
ceiling
b) Use the expression to calculate the total square footage.
c) If one gallon of paint covers 400 square feet, how many gallons of paint do
you need?
d) If each gallon of paint costs $28, how much will the paint cost?