Which expression is equivelant to -28x2 +35x? A, -7x (4x + 5)
B, 7x (4x - 5)
C, 7x (4x + 5)
D, -7x (4x - 5)

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

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.