document.write( "Question 221008: solve by using eihter addition or substitution\r
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document.write( "8x+11y=-16
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document.write( "2x+3y=-4 \n" );
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Algebra.Com's Answer #165809 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! 8x+11y=-16 \n" ); document.write( "2x+3y=-4 --> -8x-12y=16 \n" ); document.write( "-8x-12y=16 \n" ); document.write( "8x+11y=-16 \n" ); document.write( "------------ Add \n" ); document.write( "-y = 0 \n" ); document.write( "----- \n" ); document.write( "x = -2 \n" ); document.write( " \n" ); document.write( " |