Which statement is true about the equation z − z + 3 = z + 5? it has no solution. it has one solution. it has two solutions. it has infinitely many solutions.

Find the balance at the end of 4 years if 1000 is deposited at the rate of

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

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers