document.write( "Question 301928: Perform the indicated operation. Simplify, if possible.
\n" ); document.write( "x/19±(2x-4)/19
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Algebra.Com's Answer #216528 by london maths tutor(243)\"\" \"About 
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x/19+(2x-4)/19
\n" ); document.write( "=(x+2x-4)/19
\n" ); document.write( "=(3x-4)/19 \r
\n" ); document.write( "\n" ); document.write( "x/19-(2x-4)/19
\n" ); document.write( "=(x-2x+4)/19
\n" ); document.write( "=(4-x)/19 \r
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