What is a possible result of simplifying the equation 15x - 4 = 3(5x-4)?

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

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

Which equation represents the function on the graph?