Translate please. Two times the sum of a number and 5 equals 3

Evaluate the following expression 1/3^2

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

What is the x-intercept and y-intercept of the equation 2x+1. 2o