6x + 3y =21
6x + 3y - 21 = 0
3 (2x + y - 7) = 0
if you need to simplify it, ^ that would be my answer :)
Answer:
Sorry I don't know the answer
Answer:
6/95.
Step-by-step explanation:
Prob(red marble on the first choice) = 4/(10+6+4)
= 4/20
= 1/5.
Prob(green marble on the second draw) = 6/19.
Prob( read then a green)
= 1/5 * 6/19
= 6/95.