Aline segment is graphed on a coordinated plane with endpoints located at (-6,-2) and (6,6). what is the slope of this line segment? m= 1/2 m= 2/3 m= 3/4 m= -2/3

2.30+0.4-0.88+1.33 can u explain the answer to this why the answer is 3.15

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.

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?