document.write( "Question 583530: solve the system of equation by graphing
\n" ); document.write( "x+y=8
\n" ); document.write( "x-y=8
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Algebra.Com's Answer #372489 by mananth(16946)\"\" \"About 
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1 x + 1 y = 8 .............1
\n" ); document.write( "-1 x -1 y = 8 .............2 \r
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\n" ); document.write( "\n" ); document.write( "equation I
\n" ); document.write( "when x= 0 y= 8 ,( 0 , 8 )
\n" ); document.write( "when y = 0 x= 8 ,( 8 , 0 )
\n" ); document.write( "Equation 2
\n" ); document.write( "when x= 0 y= -8 ( 0 , -8 )
\n" ); document.write( "when y = 0 x= 8 ( 0 , 8 )\r
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\n" ); document.write( "\n" ); document.write( "The solution is (8,0)
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