document.write( "Question 46512: 3x^2 + 12x = -5 \n" ); document.write( "

Algebra.Com's Answer #30865 by Nate(3500) $\"\"$ $\"About$

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3x^2 + 12x = -5
\n" ); document.write( "x^2 + 4x = -5/3
\n" ); document.write( "(x + 2)^2 = -5/3 + 12/3 = 7/3
\n" ); document.write( "x + 2 = +- sqrt(7/3)
\n" ); document.write( "x = -2 +- sqrt(7/3)
\n" ); document.write( " $\"graph%28600%2C600%2C-10%2C10%2C-10%2C10%2C3x%5E2+%2B+12x%2C-5%29\"$ \n" ); document.write( "

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