A bag contains 8 green marbles, 9 yellow marbles, and 6 black marbles. If two different marbles are drawn from the bag , what is the probability of drawing first a green marble and then a black marble?

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

In what organelle does photosynthesis take place?

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.