document.write( "Question 604229: y-3/y+8=1/5 SOLVE FOR Y \n" ); document.write( "

Algebra.Com's Answer #381013 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"+y+-+3%2Fy+%2B+8+=+1%2F5+\"$
\n" ); document.write( "Multiply both sides by $\"+5y+\"$
\n" ); document.write( " $\"+5y%5E2+-+15+%2B+40y+=+y+\"$
\n" ); document.write( " $\"+5y%5E2+%2B+39y+-+15+=+0+\"$
\n" ); document.write( "Use quadratic formula
\n" ); document.write( " $\"+y+=+%28-b+%2B-+sqrt%28+b%5E2+-+4%2Aa%2Ac+%29%29+%2F+%282%2Aa%29+\"$
\n" ); document.write( " $\"+a+=+5+\"$
\n" ); document.write( " $\"+b+=+39+\"$
\n" ); document.write( " $\"+c+=+-15+\"$
\n" ); document.write( " $\"+y+=+%28-39+%2B-+sqrt%28+39%5E2+-+4%2A5%2A%28-15%29+%29%29+%2F+%282%2A5%29+\"$
\n" ); document.write( " $\"+y+=+%28-39+%2B-+sqrt%28+1521+%2B+300+%29%29+%2F+10+\"$
\n" ); document.write( " $\"+y+=+%28-39+%2B-+sqrt%28+1821+%29%29+%2F+10+\"$
\n" ); document.write( " $\"+y+=+%28-39+%2B+42.673%29+%2F+10+\"$
\n" ); document.write( " $\"+y+=+3.673+%2F+10+\"$
\n" ); document.write( " $\"+y+=+.3673+\"$
\n" ); document.write( "and also
\n" ); document.write( " $\"+y+=+%28-39+-+42.673%29+%2F+10+\"$
\n" ); document.write( " $\"+y+=+-81.673+%2F+10+\"$
\n" ); document.write( " $\"+y+=+-8.1673+\"$
\n" ); document.write( "Both answers should solve the equation
\n" ); document.write( "check:
\n" ); document.write( " $\"+y+-+3%2Fy+%2B+8+=+1%2F5+\"$
\n" ); document.write( " $\"+-8.1673+-+3%2F%28-8.1673%29+%2B+8+=+.2+\"$
\n" ); document.write( " $\"+-8.1673+%2B+.36732+%2B+8+=+.2+\"$
\n" ); document.write( " $\"+-.1673+%2B+.3673+=+.2+\"$
\n" ); document.write( " $\"+.2+=+.2+\"$
\n" ); document.write( "OK
\n" ); document.write( "You can check the other answer
\n" ); document.write( " \n" ); document.write( "

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