document.write( "Question 888777: solve using substitution method
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document.write( "6x+7y=-27
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document.write( "x=13-7y \n" );
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Algebra.Com's Answer #537673 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! 6x+7y=-27 \n" ); document.write( "x=13-7y \n" ); document.write( "---------- \n" ); document.write( "Sub for x in the 1st eqn\r \n" ); document.write( "\n" ); document.write( "x=13-7y \n" ); document.write( " |