document.write( "Question 924691: What number, doubled plus 2, is its opposite number \n" ); document.write( "
Algebra.Com's Answer #561031 by stanbon(75887)\"\" \"About 
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What number, doubled plus 2, is its opposite number
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\n" ); document.write( "Let the number be \"x\"::
\n" ); document.write( "Equation:
\n" ); document.write( "2x+2 = -x
\n" ); document.write( "3x = -2
\n" ); document.write( "x = -2/3
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\n" ); document.write( "Checking::
\n" ); document.write( "2(-2/3)+2 = -4/3 + 6/3 = 2/3
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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