Which pair of terms can be used to represent any two consecutive odd numbers? x and x+ 1
x and x+2
x and 2x+ 1
2x and 2x+ 1

Kylie explained that (-4x+9)^2 will result in a difference of squares because (-4x+9)^2 (-4x+9)^2 =(-4x)^2+(9)^2=16x^2+81

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)

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?