document.write( "Question 360427: x-y=0
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Algebra.Com's Answer #257333 by robertb(5830)\"\" \"About 
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The 1st equation gives y=x. After substitution into the 2nd eq'n, 5x - 3x = 10, or 2x = 10, or x = 5. Also y=5. \n" ); document.write( "
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