document.write( "Question 705832: 2m+3n=4
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document.write( "-m+2n=5 \n" );
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Algebra.Com's Answer #434827 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! Hint: Double every value in the second equation to get -2m+4n=10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Then add this new equation to the first equation to get\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2m+3n=4 \n" ); document.write( "-2m+4n=10 \n" ); document.write( "--------- \n" ); document.write( "0m+7n=14\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So 7n = 14. Solve for n. Then use the solution for n to find the solution for m.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "--------------------------------------------------------------------------------------------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "If you need more help, you can email me at jim_thompson5910@hotmail.com\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "To find other ways to contact me, you can also visit my website: http://www.freewebs.com/jimthompson5910/home.html\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Thanks,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Jim\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "-------------------------------------------------------------------------------------------------------------- \n" ); document.write( " |