A group of friends ate a meal in a restaurant and the cost of their bill is m. Which expression represents the total amount that they'll pay if they tip 20%? A. 1.2 + m B. 1.2m C. 0.2m D. 0.2 + m
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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

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?

This circle is centered at the origin, and the length of its radius is 6. what is the circle's equation? a. x^2+y^2=36 b x^2+y^2=6 c x+y=36 d x^6+y^6=1