Adrawer is filled with 9 black shirts, 6 white shirts, and 4 gray shirts. one shirt is chosen at random from the drawer. find the probability that it is not a gray shirt.

15/19 is the answer because if you add all the t-shirts you get 19. Subtract 4 and you get 15 that's the number of t-shirts you would have a possibility of drawing that is not grey.   The answer is 15/19

the answer to the question is a  

it has the same slope and the same y-intercept.

-14

step-by-step explanation:

2x2 – 2(x+4)

=2x2-2（5+4）

=4-2×9

=4-18

=-14