Elizabeth works part-time to pay for college. she has worked for the last 14 days without a day off for a total of 48 hours. depending on her schedule, she either worked for 3 hours a day or 4 hours a day. during the 14 day period, how many days did elizabeth work for 4 hours a day?
a) 4
b) 5
c) 6
d) 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.

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3

How do i solve uniform motion problems?