document.write( "Question 38109: MATCH EACH SYSTEM WITH THE CORRECT SOLUTION
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document.write( "X-Y=1
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document.write( "X=1/2Y+2\r
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document.write( "A. (3,2)
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document.write( "B. (3,3)
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document.write( "C.(-2,3)
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document.write( "D.(2,3) \n" );
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Algebra.Com's Answer #23602 by fractalier(6550) You can put this solution on YOUR website! From \n" ); document.write( "x - y = 1 and \n" ); document.write( "x = (1/2)y + 2 \n" ); document.write( "Let us subtract 1/2y in the second one and then subtract equations.. \n" ); document.write( "x - y = 1 \n" ); document.write( "x - (1/2)y = 2 \n" ); document.write( "which leads to \n" ); document.write( "-(1/2)y = -1 \n" ); document.write( " and \n" ); document.write( "y = 2 \n" ); document.write( "plug that in the first eqn and get \n" ); document.write( "x = 3 \n" ); document.write( " |