Systems of equations substitution y=5x-3 -x+7y=-21
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
experimental probability is the probability of an event occuring when we perform an experiment.
It goes according to the results of the experiment, not the theory behind it.
<u>Probability of landing tails up, therefore, is the number of times it came tails up divided by the total number of times the coin was flipped.</u>
<u />
Hence
P (tails) = 36/80 = 9/20