document.write( "Question 84251: find x and y
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document.write( "x + 2y = 10
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document.write( "3x - y = 2 \n" );
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Algebra.Com's Answer #60691 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! x+2y=10 \n" ); document.write( "x=10-2y now substitute (10-2y) for x in the other equation & solve for y \n" ); document.write( "3(10-2y)-y=2 \n" ); document.write( "30-6y-y=2 \n" ); document.write( "-7y=-28 \n" ); document.write( "y=-28/-7 \n" ); document.write( "y=4 answer. \n" ); document.write( "x+2*4=10 \n" ); document.write( "x+8=10 \n" ); document.write( "x=10-8 \n" ); document.write( "x=2 answer. \n" ); document.write( " |