Plzz i will give brainlist answer the area of room a is (5x^2-7x-6)ft^2. room b has an area of 8x^2 +6x-1)ft^2. if room a is the larger room, how much greater is the area of room a than the area of room b. a. -3x^2-x-7 b. 13x^2-13x-7 c. -3x^2-13x-5 d. 3x^2-x-5

Option C. -3x^2-13x-5

Step-by-step explanation:

we know that

To find how much greater is the area of room A than the area of room B. subtract the area of room B from the area of room A

so

12

Step-by-step explanation:

I think it is 12 because when you divide 54 / 4.5 you end up getting 12. I dont know if its correct.