The answer is vertex is (5/2, 27/2).
Find x= -b/2a where a=-2, b=10 then plug x value back into function to solve for y value of vertex (x,y).
Answer: 72 gallons
Step-by-step explanation: I added 5 and 3 then multiplied by 9.
Answer:
x=2
Step-by-step explanation:
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