document.write( "Question 278965: Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this.\r
\n" ); document.write( "\n" ); document.write( "1/5x - 1/4y = 3
\n" ); document.write( "2/5x + 1/2y = 2\r
\n" ); document.write( "\n" ); document.write( "I tried this problem on my own and was thinking that I would have to multiply the equations for example:
\n" ); document.write( "1/5x - 1/4y * 2/5x = 3 * 2/5x
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Algebra.Com's Answer #202902 by Edwin McCravy(20056)\"\" \"About 
You can put this solution on YOUR website!
\"system%28%281%2F5%29x+-+%281%2F4%29y+=+3%2C%0D%0A%282%2F5%29x+%2B+%281%2F2%29y+=+2%29\"
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document.write( "Clear of fractions FIRST BEFORE you try to solve the system.\r\n" );
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document.write( "Clear the first equation of fractions by multiplying\r\n" );
document.write( "every term on both sides by \"LCD=red%2820%29\":\r\n" );
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document.write( "\"red%28%2220%22%29%2A%281%2F5%29x+-+red%28%2220%22%29%2A%281%2F4%29y+=+red%28%2220%22%29%2A3\"\r\n" );
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document.write( "\"4x+-+5y+=+60\"\r\n" );
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document.write( "Clear the second equation of fractions by multiplying\r\n" );
document.write( "every term on both sides by \"LCD=red%2810%29\":\r\n" );
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document.write( "\"4x+%2B+5y+=+20\"\r\n" );
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document.write( "So now you have the easy to solve system:\r\n" );
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document.write( "\"system%284x+-+5y+=+60%2C%0D%0A4x+%2B+5y+=+20%29\"\r\n" );
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document.write( "And the solution is \"x=10\", \"y=-4\"\r\n" );
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document.write( "Edwin

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