Diego has $500 in his savings account. each month, he takes out $20 to pay for karate class. Let m be the number of months. Write an expression to show the total amount in Diego's savings account after m months

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

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

Write the function for the graph. (1.8) (0,4)