document.write( "Question 460233: To solve a quad equation
\n" ); document.write( "Wouldn't it be:
\n" ); document.write( "2x^2-4x=-2x set = to zero\r
\n" ); document.write( "\n" ); document.write( "2x^2-4x+2v=0\r
\n" ); document.write( "\n" ); document.write( "GCF 2(X-1)(X-1)\r
\n" ); document.write( "\n" ); document.write( "X= +1\r
\n" ); document.write( "\n" ); document.write( "and NOT:
\n" ); document.write( "2x² - 4x = 2x
\n" ); document.write( "2x² - 6x = 0 {subtracted 2x from both sides}
\n" ); document.write( "2x(x - 3) = 0 {factored out the greatest common factor, 2x}
\n" ); document.write( "2x = 0 or x - 3 = 0 {set each factor equal to 0}
\n" ); document.write( "x = 0 or x = 3 {solved each equation for x}
\n" ); document.write( "

Algebra.Com's Answer #315674 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
To solve a quad equation
\n" ); document.write( "Wouldn't it be:
\n" ); document.write( "2x^2-4x=-2x set = to zero
\n" ); document.write( "2x^2-4x+2x=0
\n" ); document.write( "2x^2-2x = 0
\n" ); document.write( "GCF = 2x
\n" ); document.write( "2x(x-1)
\n" ); document.write( "2x = 0 or x-1 = 0
\n" ); document.write( "X = 0 or x = 1
\n" ); document.write( "============================
\n" ); document.write( "Note: Following is a different problem because the 2x on the right
\n" ); document.write( "side has a positive coefficient.
\n" ); document.write( "============================
\n" ); document.write( "and NOT:
\n" ); document.write( "2x² - 4x = 2x
\n" ); document.write( "2x² - 6x = 0 {subtracted 2x from both sides}
\n" ); document.write( "2x(x - 3) = 0 {factored out the greatest common factor, 2x}
\n" ); document.write( "2x = 0 or x - 3 = 0 {set each factor equal to 0}
\n" ); document.write( "x = 0 or x = 3 {solved each equation for x}
\n" ); document.write( "---
\n" ); document.write( "Everything above is now correct.
\n" ); document.write( "=====================================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "
\n" ); document.write( "
\n" );