document.write( "Question 108190: Solve following systems by addition\r
\n" ); document.write( "\n" ); document.write( "2x+3y=1
\n" ); document.write( "5x+3y=16\r
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\n" ); document.write( "\n" ); document.write( "2x+3y=1
\n" ); document.write( "-5x-3y=-16
\n" ); document.write( " -3x=-15
\n" ); document.write( " x=-5\r
\n" ); document.write( "\n" ); document.write( "Double checking to see if these are right?
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Algebra.Com's Answer #78858 by elima(1433)\"\" \"About 
You can put this solution on YOUR website!
The answer is +5, negative divided by a negative gives you a positive. Your doing everything else correct. Good Job. Just watch your signs.
\n" ); document.write( ":)
\n" ); document.write( "2x+3y=1
\n" ); document.write( "-5x-3y=-16
\n" ); document.write( " -3x=-15
\n" ); document.write( " x=5
\n" ); document.write( "
\n" );