Find the measure of angle dbc if the measure of angle abc =5x+3 and angle abd is congruent to angle dbc

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 expression is equivalent to the expression shown?

Express -5 2/5 as an improper fraction.