document.write( "Question 424730: Solve by substitution\r
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document.write( "6m + n = 11
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document.write( "m - 5n = 38 \n" );
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Algebra.Com's Answer #296002 by Adrish(44)![]() ![]() ![]() You can put this solution on YOUR website! Solutions: \r \n" ); document.write( "\n" ); document.write( "6m + n = 11...................(1)\r \n" ); document.write( "\n" ); document.write( "m-5n=38.......................(2)\r \n" ); document.write( "\n" ); document.write( "From equation (2) we get,\r \n" ); document.write( "\n" ); document.write( "m= 38+5n\r \n" ); document.write( "\n" ); document.write( "Now substitute the value of m in equation(1) we get,\r \n" ); document.write( "\n" ); document.write( "6(38 + 5n) + n = 11\r \n" ); document.write( "\n" ); document.write( "228 + 30n +n =11\r \n" ); document.write( "\n" ); document.write( "31n + 228 -228= 11-228\r \n" ); document.write( "\n" ); document.write( "31n= -217 \n" ); document.write( "n= -217/31 \n" ); document.write( "n= -7\r \n" ); document.write( "\n" ); document.write( "substitute the value of n in\r \n" ); document.write( "\n" ); document.write( "m = 38 +5n \n" ); document.write( "m= 38 + 5(-7) \n" ); document.write( "m= 38 - 35 \n" ); document.write( "m= 3 \n" ); document.write( " |