The sales tax for an item was $7.20 and it cost $360 before tax. Find the sales tax rate. Write your answer as a percentage.

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

Which statements regarding the diagram are true? check all that apply.

Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours