What does 10+10 equal

(hurry! ) which expression is equivalent to the following complex fraction?

If lmn=xyz, which congruences are true by cpctc? check all that apply

Which best describes the strength of the correlation, and what is true about the causation between the variables? it is a weak negative correlation, and it is not likely causal. it is a weak negative correlation, and it is likely causal. it is a strong negative correlation, and it is not likely causal. it is a strong negative correlation, and it is likely causal.