group the 1st 2 terms and last 2 terms:
(Z63 -2z^2) + (9z-18)
factor out GCF:
z^2(z-2) + 9(z-2)
now factor the polynomial:
(z-2) (z^2+9)
The unit rate per munchkin is $0.22.
<h3>
What is Division?</h3>
Division is one of the four fundamental arithmetic operations, which tells us how the numbers are combined to form a new one.
The cost of 25 munchkins cost $5.46, therefore, the unit rate of each munchkin can be written as,

Hence, the unit rate per munchkin is $0.22.
Learn more about Division:
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7/10 - 1/4 use common denominators
28/40 - 10/40 = 18/40 = 9/20
Answer:
For $1 its 12.5lbs
Step-by-step explanation: