document.write( "Question 253892: x=2y
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document.write( "y=x-2\r
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document.write( "solve using substitution. \n" );
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Algebra.Com's Answer #186237 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! x=2y \n" ); document.write( "y=x-2 replace x with (2y) in this equation *& solve for y \n" ); document.write( "y=2y-2 \n" ); document.write( "y-2y=-2 \n" ); document.write( "-y=-2 \n" ); document.write( "y=-2/-1 \n" ); document.write( "y=2 ans. \n" ); document.write( "x=2*2 \n" ); document.write( "x=4 ans. \n" ); document.write( "Proof: \n" ); document.write( "2=4-2 \n" ); document.write( "2=2 \n" ); document.write( " \n" ); document.write( " |