Kyle started the week with $50 in his lunch account. He bought lunch everyday at school, he spent $5 dollars each day. Let x represent the number of days and y represent the remaining amount of money he will have after x days. Which equation represents the relationship in this situation?

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

Ineed to know the answer right now! !

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.