There was ⅓ of a roll of streamers left, but Mrs. Wilson still had 6 more windows to decorate. If she wanted each window to have the same amount of streamers, how much of the roll did each window have?

In a singing competition, there are 150 participants. at the end of each round, 40% of the participants are eliminated. how many participants are left after n rounds?

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?