document.write( "Question 324050: solve using the elimination method\r
\n" ); document.write( "\n" ); document.write( "0.3x-0.2y=4
\n" ); document.write( "0.5x+0.3y=1\r
\n" ); document.write( "\n" ); document.write( "the solution is (___,___)
\n" ); document.write( "

Algebra.Com's Answer #231949 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"0.3x-0.2y=4\"
\n" ); document.write( "1.\"3x-2y=40\"
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "\"0.5x%2B0.3y=1\"
\n" ); document.write( "2.\"5x%2B3y=10\"
\n" ); document.write( "Multiply eq.1 by (3) and eq. 2 by (2) and add them,
\n" ); document.write( "\"9x-6y%2B10x%2B6y=120%2B20\"
\n" ); document.write( "\"19x=140\"
\n" ); document.write( "\"highlight%28x=140%2F19%29\"
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( ".
\n" ); document.write( "Then use either equation to solve for y.
\n" ); document.write( "\"5%28140%2F19%29%2B3y=10\"
\n" ); document.write( "\"700%2F19%2B3y=190%2F19\"
\n" ); document.write( "\"3y=-510%2F19\"
\n" ); document.write( "\"highlight%28y=-170%2F19%29\"
\n" ); document.write( "
\n" );