Which of the expressions below are equal to 3x + 9y + 15? Select all that apply. A) 3(x + y + 5)
B) 3(3x + 3y) + 15
C) 3(x + 3y + 5)
D) 3x + 3(3y + 5)

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?

Which is the focus of a parabola with equation y2=4x

Peyton's field hockey team wins 4 games out of every 7 games played. her team lost 9 games. how many games did peyton's team play?