Charlie's bag contains 4 blue pens and 3 red pens. He pulls out a pen at random, replaces it in the bag, and then pulls out a se
cond pen at random. If the first pen is blue, what is the probability that the second pen is red
1 answer:
50 50 because there is 3 blue pens and 3 red plans after the 4th blue one was taken out
Mark brainliest
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2x+3x=180
5x=180
x=180/5
x=36
Answer:
Option C.
Step-by-step explanation:
Your answer is (z+1+w) (z+1-w)
