Poms Lani opened a savings account with
$450. She saves $225 per month. Which
equation shows how many months, m,
Lani would have to save to have a total of
$1575 in her account?

Which one is it?
A 1575=-450/225m
B 1575 = 450m +225m
C 1575 = 450 +225m
D 1575 = 225 +450m

True or false look at the picture pls : /

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.

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11