Answer:
11x-8
Step-by-step explanation:

A line perpendicular to y = 2x - 1 must have the slope -1/2 (negative reciprocal of 2).
Thus, the eq'n of the new line is y+2 = (-1/2)(x+2).
Point slope and it would be y=2x-5
Answer:
there is a 1/4 possibility that the marbles will blue
Step-by-step explanation:
but it might also be red because there are so many red marbles (4) it might com out as red.
The last line of proof represents the conclusion.