document.write( "Question 317497: Solve each system by addition.\r
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document.write( "x + y = 7
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document.write( "x – y = 9
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Algebra.Com's Answer #227359 by JBarnum(2146)![]() ![]() You can put this solution on YOUR website! add them together \n" ); document.write( "2x+0=16 divide by 2 \n" ); document.write( "x=8\r \n" ); document.write( "\n" ); document.write( "can also subtract them \n" ); document.write( "2y=-2 \n" ); document.write( "y=-1 \n" ); document.write( " |