Are the expressions 4b-7-
2b + 11 and b + 3+ b + 1
equivalent?

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

How do you determine whether a relationship represented as as graph is linear or nonlinear

You are at a restaurant and owe $56.20 for your meal. you want to leave an 18% tip. approximately how much is your tip?