document.write( "Question 938809: What is the solution of the system of equations?-y 3x=6 &
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document.write( "y=-6x 12\r
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Algebra.Com's Answer #571968 by kros(3)![]() ![]() ![]() You can put this solution on YOUR website! Use substitution method...=>\r \n" ); document.write( "\n" ); document.write( "[( -(-6x +12)+ 3x)=6] \r \n" ); document.write( "\n" ); document.write( ", OR \n" ); document.write( "Simply, \n" ); document.write( "Write the second equation as: \n" ); document.write( "y + 6x=12 & use elimination method,\r \n" ); document.write( "\n" ); document.write( " -y +3x=6 \n" ); document.write( " y +6x=12\r \n" ); document.write( "\n" ); document.write( "add the two eqn: \n" ); document.write( "9x=18 => x=2, y=0 \n" ); document.write( " |