The temperature has been going down at a constant rate. in 4 hours it went down 12 degrees. which expression best shows the temperature change each hour
( show only the expression c: )

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?

List x1, x2, x3, x4 where xi is the midpoint endpoint of the five equal intervals used to estimate the area under the curve of f(x) between x = 0 and x = 10.