SOLUTION: I need to write a 'rational expression' for the following. To paint a room, knowing that one gallon of paint covers approx. 400 square feet.My walls are 14 feet long by 9 feet h

Question 100339: I need to write a 'rational expression' for the following.
To paint a room, knowing that one gallon of paint covers approx. 400 square feet.My walls are 14 feet long by 9 feet high for 2 of them and 7 feet wide by 9 feet high for the other 2. How many gallons of paint do I need?Please how do I write this using a rational expression?Thank you.
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
14*9*2=252 SQ FT.
7*9*2=126 SQ FT.
252+126=378 SQ FT REQUIRED.
1 GALLON OF PAINT THAT COVERS 400 SQ FT IS ENOUGH.
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