X^2-x-11=-x-7
X^2-11=-7
X^2=4
X=2 (4 was reduced to 2 after the equation was square rooted)
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Answer:
13
Step-by-step explanation:
We replace each X with a 3, so
4 + 3 + 3 + 3
which equals to 13
Answer: A proportion can be solved to relate the sample to the population and solved to form an estimate.
Step-by-step explanation:
