document.write( "Question 207841: solve system using addition method
\n" ); document.write( "x+2y=32
\n" ); document.write( "9x-2y=28
\n" ); document.write( "solution (?,?)
\n" ); document.write( "

Algebra.Com's Answer #157206 by rapaljer(4671)\"\" \"About 
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x+2y=32
\n" ); document.write( "9x-2y=28\r
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\n" ); document.write( "\n" ); document.write( "Add the equations together:
\n" ); document.write( "10x = 60
\n" ); document.write( "x=6\r
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\n" ); document.write( "\n" ); document.write( "Substitute x=6 into the first equation:
\n" ); document.write( "x+2y=32
\n" ); document.write( "6+2y=32
\n" ); document.write( "2y=32-6
\n" ); document.write( "2y=26
\n" ); document.write( "y=13\r
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\n" ); document.write( "\n" ); document.write( "Check in the second equation:\r
\n" ); document.write( "\n" ); document.write( "9x-2y=28
\n" ); document.write( "9(6)-2(13)=28
\n" ); document.write( "54 - 26=28
\n" ); document.write( "It checks!!\r
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\n" ); document.write( "\n" ); document.write( "R^2
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