document.write( "Question 219154: 2.8-3x=20 what is x?
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Algebra.Com's Answer #164895 by checkley77(12844)\"\" \"About 
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2.8-3x=20
\n" ); document.write( "-3x=20-2.8
\n" ); document.write( "-3x=17.2
\n" ); document.write( "x=17.2/-3
\n" ); document.write( "x=-17.2/3 ans.
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\n" ); document.write( "2.8-3*-17.2/3=20
\n" ); document.write( "2.8+17.2=20
\n" ); document.write( "20=20\r
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