document.write( "Question 167775: Solve using the square root property:
\n" ); document.write( "2x2 = 40
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Algebra.Com's Answer #123670 by checkley77(12844)\"\" \"About 
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2x2 = 40
\n" ); document.write( "If you mean 2x^2=40 then:
\n" ); document.write( "x^2=40/2
\n" ); document.write( "x^2=20
\n" ); document.write( "x=sqrt20
\n" ); document.write( "x=2sqrt5 or 4.4721359 answer.
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