Perform the subtraction visually using symbols. -9 - (-3)
A. 11
B. -11
C. -12
D. -6
Answer: D
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Solve the problem.A researcher finds a positive correlation between the amount of coffee people drink and anxiety level. Can you conclude that drinking coffee causes anxiety? Propose other explanations for the correlation. Suggest some ways that the researcher could go about establishing causality. Refer to the six guidelines for establishing causality.
What will be an ideal response?
Solve the problem.Find the image of the given figure under the translation that takes P to P'.
A. 
B. 
C. 
D. 
Perform the indicated operations and simplify the result. Leave the answer in factored form.
+ 
A. x + 4 B. x + 3 C. x - 3 D. x - 4
Rewrite.
as a percent, rounded to the nearest whole percent.
A. 8% B. 84% C. 9% D. 83%