Answer:
4/14
Step-by-step explanation:
2+1+7+4=14
red marbles are 4/14
C. (6,2)
(-2,-3) becomes (-2+8, -3+5), (6,2)
-4
If a = -4 then you can eliminate hte -4x and 4x by adding them, you get 0x, so you eliminate the x variable