Is 15 and 1/2 like term

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?

The distributive property allows you to say that 3(x − 1) = 3x −