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OpenStudy (anonymous):
Take -4 + 3a 2 from 7a - a 2. A) -4a2 - 7a - 4 B) -4a2 - 7a + 4 C) -4a2 + 7a + 4 D) 4a2 + 7a + 4
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OpenStudy (anonymous):
C.
OpenStudy (anonymous):
heres why...
OpenStudy (anonymous):
-a2 - 3a2 is 4a2
OpenStudy (anonymous):
the 7a stays same
OpenStudy (anonymous):
Ok thanks @RyleeC
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OpenStudy (anonymous):
then your left with 0 -4
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