document.write( "Question 1074638: 10y-40(1-y^2)=49y \n" ); document.write( "

Algebra.Com's Answer #689276 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"10y-40%281-y%5E2%29=49y\"$
\n" ); document.write( " $\"10y-40%2B40y%5E2=49y\"$
\n" ); document.write( " $\"40y%5E2-39y-40=0\"$
\n" ); document.write( " $\"%288y%2B5%29%285y-8%29=0\"$
\n" ); document.write( "Two solutions:
\n" ); document.write( " $\"8y%2B5=0\"$
\n" ); document.write( " $\"8y=-5\"$
\n" ); document.write( " $\"y=-5%2F8\"$
\n" ); document.write( "and
\n" ); document.write( " $\"5y-8=0\"$
\n" ); document.write( " $\"5y=8\"$
\n" ); document.write( " $\"y=8%2F5\"$
\n" ); document.write( " \n" ); document.write( "

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