How do i find x? do i find the hypotenuse of 15 and 18, then with that answer minus it by 22^2 in a root?

You paid $7.70 to the mail package that weighed 5.5 lb. right and solve any quetion to find the cost per pound ? ?

Write two subtraction equations that are equivalent to 5 + 12 = 17.

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?