document.write( "Question 1094598: Solve using quadratic formula show all work
\n" ); document.write( "3n^2+12n=-5 \n" ); document.write( "
Algebra.Com's Answer #709161 by addingup(3677)\"\" \"About 
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3n^2+12n = -5
\n" ); document.write( "3n^2+12n+5 = 0
\n" ); document.write( "n = (-12+sqrt(12^2-4*3*5))/2*3
\n" ); document.write( "n = (-12+sqrt(144-60))/6
\n" ); document.write( "n = (-12+sqrt84)/6
\n" ); document.write( "n = (9.165-12)/6
\n" ); document.write( "n = -0.4725\r
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