Following is a list of bank transactions Tiana made this month. The variable, b, represents her initial balance. Deposit $275.
Withdraw $18b.
Withdraw $14b.
Deposit $320.
Which expression represents the change in her account balance this month?

−595+38b
595+38b
−595+(−38b)
595+(−38b)

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

At the olympic games, many events have several rounds of competition. one of these events is the men's 100-meter backstroke. the upper dot plot shows the times (in seconds) of the top 8 finishers in the final round of the 2012 olympics. the lower dot plot shows the times of the same 8 swimmers, but in the semifinal round. which pieces of information can be gathered from these dot plots? (remember that lower swim times are faster.) choose all answers that apply: a: the swimmers had faster times on average in the final round. b: the times in the final round vary noticeably more than the times in the semifinal round. c: none of the above.

Solve the equation by completing the square. x^2+2x=17