document.write( "Question 705614: Please help me solve this equation:6/y+2+1/y-2=1 \n" ); document.write( "
Algebra.Com's Answer #434653 by stanbon(75887) ![]() You can put this solution on YOUR website! 6/y+2+1/y-2=1 \n" ); document.write( "---- \n" ); document.write( "6/(y+2) + 1/(y-2) = 1 \n" ); document.write( "--- \n" ); document.write( "Multiply thru by (y+2)(y-2) to get: \n" ); document.write( "6(y-2) + 1(y+2) = (y+2)(y-2) \n" ); document.write( "------- \n" ); document.write( "6y-12 + y+2 = y^2-4 \n" ); document.write( "----- \n" ); document.write( "y^2 -7y +6 = 0 \n" ); document.write( "--- \n" ); document.write( "Factor: \n" ); document.write( "(y-6)(y-1) = 0 \n" ); document.write( "----- \n" ); document.write( "y = 1 is an extraneous solution: \n" ); document.write( "---- \n" ); document.write( "y = 6 is a valid solution. \n" ); document.write( "======== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============== \n" ); document.write( " |