Which expression will you generate if you apply the distributive property and combine the like terms in the expression x + 3y − y + 3x + 2(2 + 4 + y)?

a: 5x+8y+15

b: 4x+4y+12

c: 4x+3y+24

d: x+3y+14

Which equation represents the partial sum of the geometric series?

Which expression is equivalent to the expression shown?

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?