document.write( "Question 69953: 2x+x=180
\n" ); document.write( "solve for x
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Algebra.Com's Answer #49822 by checkley75(3666)\"\" \"About 
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2X+X=180 ADD THE X TERMS
\n" ); document.write( "3X=180 DIVIDE BOTH SIDES BY 3
\n" ); document.write( "3X/3=180/3
\n" ); document.write( "X=60
\n" ); document.write( "PROOF
\n" ); document.write( "2*60+60=180
\n" ); document.write( "120+60=180
\n" ); document.write( "180=180
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