What value of x makes this equation true?
0.62x - 5 = 0.1x + 7

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.

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?