In the equation -y=5x, what is the unit rate

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

The total number of dental clinics total for the last 12 months was recorded

What does independent variable and dependent variable mean in math?