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Mathematics 20 Online
OpenStudy (anonymous):

3x2 + 15 = –6x

OpenStudy (anonymous):

use this http://www.wolframalpha.com/input/?i=3x2+%2B+15+%3D+%E2%80%936x

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

it's a quadratic equation. solve the 2 values of x, using quadratic formula since it's not factorable.

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