Tahlia solved the equation 12 - 7 - 56 = 0 by factoring.
part a: select the factors of 12 - 1 - 56.
▣ (7-7)
0 ( +14)
0 (7-4),
□ (7-14)
0 (+7)
d (+4)
d(c-8)
□ (+8)

Simplify the expression. -2/5(10+15m-20n)

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.

Which statement describes surface features called maria on the moon