document.write( "Question 691349: TWICE a number added to half of itself equals 20.find the number \n" ); document.write( "
Algebra.Com's Answer #426639 by stanbon(75887)\"\" \"About 
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TWICE a number added to half of itself equals 20.find the number
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\n" ); document.write( "Let the number be \"x\":
\n" ); document.write( "Equation:
\n" ); document.write( "2x + (1/2)x = 20
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\n" ); document.write( "4x + x = 40
\n" ); document.write( "3x = 40
\n" ); document.write( "x = 13 1/3
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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