The answer is 12. you first divide 20 by 4 and get 5. then you subtract 5 by 5 and get 0. then you add 12 plus 0 and get 12
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Answer:
Step-by-step explanation:
Answer:
It's a valid sample because the first five people were selected to participate.
Step-by-step explanation:
True because random people who saw the advertisement responded. By chance, not every person who saw the advertisement answered, therefore it was random, but it would be more random if he decided to reject the second, fourth, sixth, and eighth person, and only the first, third, fifth, seventh, and ninth were chosen.
15-3b=63
subtract 15 from both sides
-3b=48
divide -3 from both sides
b= -16
Answer:
BiG ChUnGuS moo
Step-by-step explanation:
