Lisa wants to frame her little brother's drawing as a gift to her mother. the rectangular drawing is 43.5 centimeters by 934 millimeters. how many centimeters of wood framing will she need?

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

True or false look at the picture pls : /

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?