Two lines, A and B, are represented by the following equations:
Line A: 2x + y = 6
Line B: x+y=4
Which statement is true about the solution to the set of equations? (4 points)
It is (2,2).
There are infinitely many solutions.
It is (4,0).
There is no solution.

What is the value of r of the geometric series?

Measures of the angle of r, 31 s (x+4) t (3x+9)

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?