The total cost for dinner last night was 43.57. Tax is 9% and I want to leave a 20% tip. What will my final total be including tax and tip

$56.20

Step-by-step explanation:

Both the tax and the tips will be based on the total cost:

Tip = 43.57 * 20%

= $8.71

Tax = 43.57 * 9%

= $3.92

Total = Cost + Tip + Tax

= 43.57 + 8.71 + 3.92

= $56.20

step-by-step explanation:

b and c

step-by-step explanation:

descending order means to order the polynomials from the term with the largest exponent to the term with the smallest exponent.  

therefore, the correct answer is d.