The equation c = 9h + 50 represents the total cost, c, that music teachers charge per hour, h. using the given equation, how much will it cost a student after receiving 7 hours of music lessons?

Fredrick designed an experiment in which he spun a spinner 20 times and recorded the results of each spin

Asegment in the complex plane has a midpoint at 7 – 2i. if the segment has an endpoint at 11 – 3i, what is the other endpoint?

Astandard american eskimo dog has a mean weight of 30 pounds with a standard deviation of 2 pounds. assuming the weights of standard eskimo dogs are normally distributed, what range of weights would 99.7% of the dogs have? approximately 26–34 pounds approximately 24–36 pounds approximately 28–32 pounds approximately 29–31 pounds