Hayden decided to take martial arts classes at his local gym. he pays $35 each month for his membership and $12 for every class he takes. in august, hayden paid a total of $107. how many classes did he take?

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

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?