in triangle PQR, T is a point on PQ, V is a point on PR and TVRW is a parrellelogram. PT=x+2 units, Qw=x+4 units, QT=15 units and WR=x units. calculate the value of x​

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.

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much