Use the given Information to complete the proof of the following theorem. If opposite angles of a quadrilateral are congruent, then it is a parallelogram.
By definition, a parallelogram is a quadrilateral in which both pairs of opposite sides are parallel.
Use this definition in your proof.

What is the value of x in the following equation? -3x-2=2x+8

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

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?