The cost of a long distance telephone call is $.75 for the first minute and $0.07 for each additional minute. what is the slope? what does it represent?

Acylinder has volume 45π and radius 3. what is it’s height?

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths

Formulate alisha has a number in mind. if she adds three to her number the result is less than five. use this information to write and solve an inequality about alisha's number. then graph the solution set.