What's the answers for this question?
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Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

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.

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²