3. two mathematicians are neighbors. each owns a separate rectangular plot of land that shares a boundary and has the
same dimensions. they agree that each has an area of 2x2 + 3x + 1 square units. one mathematician sells his plot to
the other. the other wants to put a fence around the perimeter of his new combined plot of land. how many linear
units of fencing does he need? write your answer as an expression in x.

How can you decide witch operations to use to slice a two step equation

What is the anwers for 9+2x=5x-3-x

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?