document.write( "Question 275197: please help me solve this equation: 15y2 + 45y - 9 = 4y - 5y2 \n" ); document.write( "
Algebra.Com's Answer #200792 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 15y2 + 45y - 9 = 4y - 5y2 \n" ); document.write( "15Y^2+5Y^2+45Y-4Y-9=0 \n" ); document.write( "20Y^2+41Y-9=0 \n" ); document.write( "(5Y-1)(4Y+9)=0 \n" ); document.write( "5Y-1=0 \n" ); document.write( "5Y=1 \n" ); document.write( "Y=1/5 \n" ); document.write( "Y=0.2 ANS. \n" ); document.write( "4Y+9=0 \n" ); document.write( "4Y=-9 \n" ); document.write( "Y=-9/4 \n" ); document.write( "Y=-2.25 ANS. \n" ); document.write( " \n" ); document.write( " |