Answer:
The total bill before the tip would be $ 25
Step-by-step explanation:
Let x be the amount of total bill,
∵ tip is 18% of the bill,
So, the amount of bill = 18% of x = 0.18x,
According to the question,
0.18x = 4.50
Hence, the total bill before the tip would be $ 25.
C. 11x^2 is a monomial
11x^2 is a monomial because it contains one term.