document.write( "Question 119128: x/2-18/x+5/2=0 \n" ); document.write( "
Algebra.Com's Answer #87236 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "\"x%2F2-18%2Fx%2B5%2F2=0\" Start with the given equation\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"%282x%29%28x%2F2-18%2Fx%2B5%2F2%29=%282x%29%280%29\" Multiply both sides by the LCM of 2x. This will eliminate the fractions \r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x%5E2-36%2B5x=0\" Distribute and multiply the LCM to each side\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x%5E2%2B5x-36=0\" Rearrange the terms\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"%28x%2B9%29%28x-4%29=0\" Factor the left side (note: if you need help with factoring, check out this solver)\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Now set each factor equal to zero:\r
\n" ); document.write( "\n" ); document.write( "\"x%2B9=0\" or \"x-4=0\" \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"x=-9\" or \"x=4\" Now solve for x in each case\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "So our answer is \r
\n" ); document.write( "\n" ); document.write( " \"x=-9\" or \"x=4\" \r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Notice if we graph \"y=x%5E2%2B5x-36\" we can see that the roots are \"x=-9\" and \"x=4\" . So this visually verifies our answer.\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"+graph%28500%2C500%2C-10%2C10%2C-10%2C10%2C0%2C+x%5E2%2B5x-36%29+\"\r
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );