document.write( "Question 30109: 2(a-4)+4=5(9-a)\r
\n" ); document.write( "\n" ); document.write( "19-3n=-2n\r
\n" ); document.write( "\n" ); document.write( "1/2b-1/2=1/4b\r
\n" ); document.write( "\n" ); document.write( "0.6(x-50)=18-0.3(40-10x)
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Algebra.Com's Answer #16918 by checkley71(8403)\"\" \"About 
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2(a-4)+4=5(9-a) or 2a-8+4=45-5a or 2a+5a=45+8-4 or 7a=49 or a=49/7 or a=7\r
\n" ); document.write( "\n" ); document.write( "19-3n=-2n or 19 = -2n+3n or 19=n.\r
\n" ); document.write( "\n" ); document.write( "1/2b-1/2=1/4b or 1/2b-1/4b=1/2 or 1/4b=1/2 or b=1/2 divided by 1/4 or b=2. \r
\n" ); document.write( "\n" ); document.write( "0.6(x-50)=18-0.3(40-10x) or 0.6x-30=18-12+3x or 0.6x-3x=18-12+30 or
\n" ); document.write( "-2.4x=36 or 2.4x=-36 or x=-15.
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