document.write( "Question 201864: Please help!
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document.write( "Solve by substitution method.
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document.write( "7m+n=7
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document.write( "m-8n=58\r
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document.write( "m=7-7m
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document.write( "m-8(7-7m)=58
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document.write( "m-56+56m=58
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document.write( "?=114 \n" );
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Algebra.Com's Answer #152103 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Please help! \n" ); document.write( "Solve by substitution method. \n" ); document.write( "7m+n=7 \n" ); document.write( "m-8n=58 \n" ); document.write( "-------- \n" ); document.write( "n=7-7m \n" ); document.write( "m-8(7-7m)=58 \n" ); document.write( "m-56+56m=58 \n" ); document.write( "57m = 114 \n" ); document.write( "m = 2 \n" ); document.write( "----- \n" ); document.write( "n = 7-7m \n" ); document.write( "n = -7 \n" ); document.write( " |