document.write( "Question 1014357: 5.5\r
\n" ); document.write( "\n" ); document.write( "Solve by the method of your choice\r
\n" ); document.write( "\n" ); document.write( "7x-4y=13
\n" ); document.write( "3x+y=11\r
\n" ); document.write( "\n" ); document.write( "The soultion set is { }\r
\n" ); document.write( "\n" ); document.write( "I got {3,2} is this correct? \n" ); document.write( "
Algebra.Com's Answer #630635 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
\r\n" );
document.write( "You should learn to check your own work.  Here's how:\r\n" );
document.write( "\r\n" );
document.write( "Substitute x=3 and y=2 into each of the two equations:\r\n" );
document.write( "\r\n" );
document.write( "    7x-4y = 13         |            3x+y = 11\r\n" );
document.write( "7(3)-4(2) = 13         |        3(3)+(2) = 11\r\n" );
document.write( "                       |\r\n" );
document.write( "Do the operations      |        Do the operations  \r\n" );
document.write( "on the left side       |        on the left side \r\n" );
document.write( "and see if you get:    |        and see if you get:\r\n" );
document.write( "                       |\r\n" );
document.write( "       13 = 13         |             11 = 11\r\n" );
document.write( "\r\n" );
document.write( "If you do get that in both cases, then you'll know your answer \r\n" );
document.write( "is correct.  If you don't get that in either case you will know\r\n" );
document.write( "that you made a mistake.\r\n" );
document.write( "\r\n" );
document.write( "Edwin
\n" ); document.write( "
\n" );