document.write( "Question 689070: x^2 - 22x + 121 = 225 \n" ); document.write( "
Algebra.Com's Answer #425832 by ReadingBoosters(3246)\"\" \"About 
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\"x%5E2-22x+%2B+121+-+225+=+0\"
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\n" ); document.write( "\"x%5E2+-+22x+-+104+=+0\"
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\n" ); document.write( "Factors of 104 that have a difference of 22? Not jumping right out, so complete the square or use the quadratic formula.
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\n" ); document.write( "completing the square...
\n" ); document.write( "\"x%5E2+-+22x+%2B+121+=+104+%2B+121\"
\n" ); document.write( "\"%28x-11%29%5E2+=+225\"
\n" ); document.write( "\"sqrt%28x-11%29%5E2\" = +/- \"sqrt%28225%29\"
\n" ); document.write( "x-11 = +/- 15
\n" ); document.write( "x = 11 +/- 15
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\n" ); document.write( "\"highlight_green%28x+=+26%29\"
\n" ); document.write( "AND
\n" ); document.write( "\"highlight_green%28x+=+-4%29\"
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