A box contains 6 red marbles, 4 green marbles, 3 blue marbles, and 2 yellow marbles. If one marble is chosen at random, what is the probability that it will be blue?

3/15, or 20%

Step-by-step explanation:

Add up the total

6+4+3+2 = 15 total marbles

Take the blue marbles and put it over the total

3/15

So the probability is 3/15, or 20%!

5

Step-by-step explanation:

if you count marbles in all and divide you answer by how many blue marbles you will get the probiotic of blie will be randomly chosen which is 5.

-13

step-by-step explanation:

f(x)=2x-5 for f(-4)

f(-4)   means let x=-4

f(-4) = 2(-4) -5

f(-4) =-8-5

      = -13

43

step-by-step explanation: