document.write( "Question 878202: I need help.. I have to solve this equation using quadratic formula
\n" ); document.write( "0.3y^2+0.15y-11.7=0
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Algebra.Com's Answer #529737 by sofiyac(983)\"\" \"About 
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0.3y^2+0.15y-11.7=0 the quadratic formula is
\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\" plug in your values into the formula
\n" ); document.write( "\"x+=+%28-0.15+%2B-+sqrt%28+0.15%5E2-4%2A0.3%2A%28-11.7%29+%29%29%2F%282%2A0.3%29+\" simplify
\n" ); document.write( "\"x+=+%28-0.15+%2B-+sqrt%28+0.0225%2B14.04+%29%29%2F%280.6%29+\" simplify
\n" ); document.write( "\"x+=+%28-0.15+%2B-+sqrt%28+14.0625+%29%29%2F%280.6%29+\" simplify
\n" ); document.write( "\"x+=+%28-0.15+%2B-+3.75%29%2F%280.6%29+\"
\n" ); document.write( "case 1
\n" ); document.write( "\"x+=+%28-0.15+%2B+3.75%29%2F%280.6%29+\" evaluate
\n" ); document.write( "\"x+=+%283.6%29%2F%280.6%29+\"
\n" ); document.write( "\"x+=+6+\"
\n" ); document.write( "case 2
\n" ); document.write( "\"x+=+%28-0.15+-+3.75%29%2F%280.6%29+\" evaluate
\n" ); document.write( "\"x+=+%28-3.9%29%2F%280.6%29+\"
\n" ); document.write( "\"x+=+6.5+\"
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