Afootball team gained 8 yards on the first down. they lost 12 yards on the second down. the following exspression represents the total yardage: 9+-12. what is the total yardage on the first two downs?

Part a : solve -vp + 40 < 65 for v part b : solve 7w - 3r = 15 for r show your work .

Shared decision making is always a positive strategy to take

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?