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OpenStudy (allymariex3):
Add. (4c2 - 5c + 11) + (3c2 + c - 9) A.7c2 - 4c + 2 B.7c2 + 4c + 20 C.7c2 - 6c + 2 D.7c2 + 6c + 20
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OpenStudy (anonymous):
A
OpenStudy (aripotta):
that's correct, all you're doing is combining like terms
OpenStudy (aripotta):
4c2 + 3c2 = 7c2 -5c + c = -4c 11 - 9 = 2
OpenStudy (anonymous):
|dw:1349822316623:dw||dw:1349822438212:dw|
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