The table shows the numbers of tickets sold for a concert when different prices are charged. a) Write an equation of a line of fit for the data. b) Does it seem reasonable to use your model to predict the number of tickets sold when the ticket price is $85? Explain.

Which of these choices show a pair of equivalent expressions?

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.