document.write( "Question 335160: 2y2-2y +37=(y-5)2
\n" );
document.write( "Solve for y \n" );
document.write( "
Algebra.Com's Answer #240205 by benazir.sj@gmail.com(109) You can put this solution on YOUR website! 2y^2-2y +37=(y-5)^2 \n" ); document.write( "solution:\r \n" ); document.write( "\n" ); document.write( "(y-5)^2 = y^2 -10y+25\r \n" ); document.write( "\n" ); document.write( "2y^2 -2y +37 = y^2 -10y +25 \n" ); document.write( "simplify \r \n" ); document.write( "\n" ); document.write( "2y^2-y^2 -2y +10y +37-25 =0 \n" ); document.write( "y^2+8y +12=0 \n" ); document.write( "now factor this equation\r \n" ); document.write( "\n" ); document.write( "y^2+8y+12 =0 \n" ); document.write( "y^2 +6y+2y+12 =0 \n" ); document.write( "y(y+6) +2(y+6) =0 \n" ); document.write( "(y+2)(y+6) =0 \n" ); document.write( "y+2=0 or y+6 =0 \n" ); document.write( " y=-2 or y=-6\r \n" ); document.write( "\n" ); document.write( "therefore the value of y is\r \n" ); document.write( "\n" ); document.write( "y= -2 or -6 \n" ); document.write( " |