The answer is C. I'm pretty sure of it.
We will caluclate the cost per gallon first. Then, we will multiply the new quantity by this cost, so we get the new cost.
As we are told that 6 gallons costs 26.58, we can divide 26.58 by 6 to calculate the cost per gallon. It would be

Now we multiply this quantity by 18, so we get the cost of 18 gallons. It would be

so the cost of 18 gallons is 79.74
Answer:
Hello there the Correct answer The only answer choice that produces -2x²+2 is D.
Because (-x²+2x+3)+(-x²-2x-1) = -x²+2x+3-x²-2x-1 = -2x²+2
answer: D
Hope It Helps!
Answer:
132:189 and
132 to 89
Step-by-step explanation:
I'm pretty sure
Answer:
i think the answer is 2.I had a problem like this and i think u have to find out what both of them equal