document.write( "Question 1064396: I need to solve the following by elimination:\r
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\n" ); document.write( "\n" ); document.write( "I get -5/2, 17/4). The correct answer is (3,-4). I don't understand how that answer was reached. Can you please show me how it is worked out.
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Algebra.Com's Answer #679450 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "I think you must have copied it wrong.  To have the solution\r\n" );
document.write( "(3,-4) it would have to be\r\n" );
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document.write( "\"system%283x%2B2y=1%2C%0D%0Ax-2y=11%29\"\r\n" );
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document.write( "not \r\n" );
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document.write( "\"system%283x%2B2y=cross%28-I1%29%2C%0D%0Ax-2y=11%29\"\r\n" );
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document.write( "Put a 1 where you have -I1 then it comes out the answer (3,-4).\r\n" );
document.write( "You can eliminate y just by adding the two equations term by \r\n" );
document.write( "term.\r\n" );
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document.write( "If you have trouble tell me in the thank-you note form below\r\n" );
document.write( "and I'll get back to you by email.\r\n" );
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document.write( "Edwin

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