document.write( "Question 431975: I am a resource teacher for freshman. One of my students has the problem (3/x-1) - 4= (1/x+1). He must use the quadratic formula to solve. Help! \n" ); document.write( "
Algebra.Com's Answer #299680 by ewatrrr(24785)\"\" \"About 
You can put this solution on YOUR website!

\n" );
document.write( "Hi
\n" );
document.write( "Can only assume it is:
\n" );
document.write( "\"3%2F%28x-1%29-4+=+1%2F%28x%2B1%29\"   |Multiplying thru with (x+1)(x-1)so as all denomimators=1
\n" );
document.write( "  3(x+1)-4(x-1)(x+1) = (x-1)
\n" );
document.write( "  3x+1-4(x^2-1)= x-1
\n" );
document.write( "   3x+1-4x^2+4 = x-1
\n" );
document.write( "   4x^2 -2x -6 = 0    |Note: standard format ax^2 + bx + c
\n" );
document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"
\n" );
document.write( "\"x+=+%282+%2B-+sqrt%28+100%29%29%2F%288%29+\"
\n" );
document.write( "\"x+=+%282+%2B-+10+%29%2F%288%29+\"
\n" );
document.write( "   x = 12/8 = 3/2
\n" );
document.write( "   x = -8/8 = -1 \n" );
document.write( "
\n" );