Astore is having a sale on jelly beans and trail mix. for 3 pounds of jelly beans and 2 pounds of trail mix, the total cost is $14. for 5 pounds of jelly beans and 6 bounds of trail mix, the total cost is $28. find the cost for each pound of jelly beans and each pound for trail mix.

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.

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2