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OpenStudy (anonymous):
Solve the following equation: (p+4)(p-3) = 8 p=
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OpenStudy (nikato):
First FOIL (p+4)(p-3)
OpenStudy (anonymous):
p^2-3p+4p-12=8
OpenStudy (nikato):
Ok. Now combine like terms
OpenStudy (anonymous):
(p-4)(p+5)=0
OpenStudy (nikato):
Ok. Correct. And can you find p now?
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OpenStudy (anonymous):
p=-5,4
TheSmartOne (thesmartone):
p+4=8 p=4 p-3-8 p=11
OpenStudy (nikato):
Yes
TheSmartOne (thesmartone):
So p=11 or p=4
OpenStudy (nikato):
p=-5 or 4 is correct
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OpenStudy (anonymous):
thanks!
OpenStudy (nikato):
No problem
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