document.write( "Question 62385This question is from textbook prealgebra
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document.write( ": need help again srry\r
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document.write( "5n + 12=2n
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document.write( "and
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document.write( "6(x+3)+3x=3(x-2) \n" );
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Algebra.Com's Answer #43091 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 5n+12=2n \n" ); document.write( "5n-2n=-12 \n" ); document.write( "3n=-12 \n" ); document.write( "n=-12/3 \n" ); document.write( "n=-4 \n" ); document.write( "proof \n" ); document.write( "5*-4+12=2*-4 \n" ); document.write( "-20+12=-8 \n" ); document.write( "-8=-8 \n" ); document.write( "--------------------------------------------------------- \n" ); document.write( "6(x+3)+3x=3(x-2) \n" ); document.write( "6x+18+3x=3x-6 \n" ); document.write( "6x+3x-3x=-6-18 \n" ); document.write( "6x=-24 \n" ); document.write( "x=-24/6 \n" ); document.write( "x=-4 \n" ); document.write( "proof \n" ); document.write( "6(-4+3)+3*-4=3(-4-2) \n" ); document.write( "6(-1)-12=3*-6 \n" ); document.write( "-6-12=-18 \n" ); document.write( "-18=-18 \n" ); document.write( " |