Answer:

Step-by-step explanation:
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Given:

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Combine like terms.

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Add 12 to both sides.

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Divide both sides by 9.

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Hope this is helpful.
Second one if you distribute the first expression you get the second equation so the expressions are equivalent
B. The equation poloma gave has a positive slope but the scatterplot has a negative correlation
Answer:
C.21
Step-by-step explanation:
Answer:
x=1
Step-by-step explanation: