document.write( "Question 624385: Solve using addition property
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document.write( "x+y=k
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document.write( "x-y=k \n" );
document.write( "
Algebra.Com's Answer #392702 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! x+y=k \n" ); document.write( "x-y=k \n" ); document.write( "------- \n" ); document.write( "2x = 2k\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 2k/2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = k\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x+y = k\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "k+y = k\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = k-k\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 0\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the solutions are x = k and y = 0 \n" ); document.write( " |