document.write( "Question 301137: 4x+2x=x+x+20 \n" ); document.write( "
Algebra.Com's Answer #215940 by helpnalgebra(91)\"\" \"About 
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4x+2x=x+x+20
\n" ); document.write( "6x=x+x+20
\n" ); document.write( "6x=2x+20
\n" ); document.write( "6x-2x=20
\n" ); document.write( "4x=20
\n" ); document.write( "(4x)/(4)=(20)/(4)
\n" ); document.write( "x=(20)/(4)\r
\n" ); document.write( "\n" ); document.write( "x=5 answer
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