document.write( "Question 220690: solve X square = 20 \n" ); document.write( "
Algebra.Com's Answer #165649 by tutor_paul(519)\"\" \"About 
You can put this solution on YOUR website!
\"x%5E2=20\"
\n" ); document.write( "Take the square root of both sides of teh equation. Note the square root of a number can be positive or negative:
\n" ); document.write( "x=+/-sqrt(20)
\n" ); document.write( "Simplifying the radical a little:
\n" ); document.write( "x=+/-2(sqrt(5))
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\n" ); document.write( "Good Luck,
\n" ); document.write( "tutor_paul@yahoo.com
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