document.write( "Question 130088This question is from textbook algebra
\n" );
document.write( ": Hi! So I am having trouble with Subsitiution. With this question is says to either solve by subsititution addition or the subtraction method.\r
\n" );
document.write( "\n" );
document.write( "This is what I got for the problem: m=-6 n=-9, Which was wrong.\r
\n" );
document.write( "
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( "The problem is 2m=n-3 3m=2n-9\r
\n" );
document.write( "
\n" );
document.write( "\n" );
document.write( "Any help I can get for it. Very much apprecciated=) THanks! \n" );
document.write( "
Algebra.Com's Answer #94997 by checkley71(8403) ![]() You can put this solution on YOUR website! 2M=N-3 OR N=2M+3 NOW REPLACE N IN THE OTHER EQUATION BY(2M+3) & SOLVE FOR M \n" ); document.write( "3M=2(2M+3)-9 \n" ); document.write( "3M=4M+6-9 \n" ); document.write( "3M-4M=-3 \n" ); document.write( "-M=-3 \n" ); document.write( "M=-3/-1 \n" ); document.write( "M=3 ANSWER \n" ); document.write( "N=2*3+3 \n" ); document.write( "N=6+3 \n" ); document.write( "N=9 ANSWER. \n" ); document.write( "PROOF: \n" ); document.write( "3*3=2*9-9 \n" ); document.write( "9=18-9 \n" ); document.write( "9=9 \n" ); document.write( " |