document.write( "Question 105096: Solve the following quadratic equation\r
\n" ); document.write( "\n" ); document.write( "(x-5)(x+2)=18\r
\n" ); document.write( "\n" ); document.write( "Thank you for your help \n" ); document.write( "
Algebra.Com's Answer #76463 by HyperBrain(694)\"\" \"About 
You can put this solution on YOUR website!
\"%28x-5%29%28x%2B2%29=18\"\r
\n" ); document.write( "\n" ); document.write( "\"%28x-5%29%28x%2B2%29=x%28x%2B2%29-5%28x%2B2%29\"
\n" ); document.write( "\"%28x-5%29%28x%2B2%29=%28x%5E2%2B2x%29-%285x%2B10%29\"
\n" ); document.write( "\"%28x-5%29%28x%2B2%29=x%5E2%2B%282x-5x%29%2B10\"
\n" ); document.write( "\"%28x-5%29%28x%2B2%29=x%5E2-3x%2B10\"\r
\n" ); document.write( "\n" ); document.write( "So,\r
\n" ); document.write( "\n" ); document.write( "\"x%5E2-3x%2B10=18\"
\n" ); document.write( "\"x%5E2-3x%2B10-18=18-18\"
\n" ); document.write( "\"x%5E2-3x-8=0\"\r
\n" ); document.write( "\n" ); document.write( "Using the quadratic formula,\r
\n" ); document.write( "\n" ); document.write( "\"x=%283%2B-sqrt%283%5E2-4%2A1%2A%28-8%29%29%29%2F%282%2A1%29\"
\n" ); document.write( "\"x=%283%2B-sqrt%289%2B32%29%29%2F%282%29\"
\n" ); document.write( "\"x=%283%2Bsqrt%2841%29%29%2F%282%29\" or \"x=%283-sqrt%2841%29%29%2F%282%29\"\r
\n" ); document.write( "\n" ); document.write( "Power up,
\n" ); document.write( "HyperBrain!
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