A fancy restaurant is running a special on a three-course dinner for $30. Sales tax is 5%. Is $40 sufficient to cover the bill with tax and a 20% tip on the amount before tax? Is $40 sufficient? (Yes/No)

Tax Amount: $

Tip Amount: $

Total cost of meal with tax and tip: $

Use the x-intercept method to find all real solutions of the equation. x^3-10x^2+27x-18=0

Consider the table below. x y -1 -5 0 5 1 11 2 13 3 11 complete the standard form equation representing the quadratic relationship displayed above, where a, b, and c are constants.

The salesperson earns a 5% commission on the first $5,000 she has in sales. the salesperson earns a 7.5% commission on the amount of her sales that are greater than $5,000. this month the sales person had $8,000 in sales. what amount of commission, in dollars, did she earn?