3+3=6 therefore the answer would be 6x.
Answer:
The correct answer is - an observational study.
Step-by-step explanation:
It is given that, Researchers periodically survey a few thousand of the patients. These are taking specific medicine patients and researchers taking this survey to find the connection between that medication and the subjects' general health.
So, it can say that the researchers observed the patient's health by the effect of the medication, therefore, the Observational Study is the given method of gathering data.
Answer:
x = 4
Step-by-step explanation:
According to the number line, x + 7 is the equivalent to 9 + 2x - 6
1. 9 + 2x - 6 = x + 7
2. x = 4
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Answer: -3
Step-by-step explanation:
