document.write( "Question 968221: 6m+n=-1
\n" ); document.write( "2m+3n=-19
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Algebra.Com's Answer #591711 by checkley77(12844)\"\" \"About 
You can put this solution on YOUR website!
6m+n=-1 MULTIPLY BY -3 & ADD.
\n" ); document.write( "2m+3n=-19
\n" ); document.write( "-18m-3n=3
\n" ); document.write( "-----------
\n" ); document.write( "-16m=-16
\n" ); document.write( "m=-16/-16
\n" ); document.write( "m=1 ans.
\n" ); document.write( "6*1+n=-1
\n" ); document.write( "6+n=-1
\n" ); document.write( "n=-1-6
\n" ); document.write( "n=-7 ans.
\n" ); document.write( "proof:
\n" ); document.write( "2*1+3(-7)=-19
\n" ); document.write( "2-21=-19
\n" ); document.write( "-19=-19
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