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OpenStudy (anonymous):
What is when z = −3? 4z-3 ----- z+6
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OpenStudy (igreen):
Do the numerator first, what's 4 * -3?
OpenStudy (anonymous):
-12
OpenStudy (anonymous):
-15 for numerator
OpenStudy (igreen):
Yes, now for the denominator we have -3 + 6, and what's that? @briggs
OpenStudy (anonymous):
-5
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OpenStudy (igreen):
Yep, you got it.
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