document.write( "Question 546400: solve the system of equations by using the substitution method\r
\n" ); document.write( "\n" ); document.write( "3x-4y=29
\n" ); document.write( "y=x-8
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Algebra.Com's Answer #854482 by ikleyn(53844)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "In his solution, @mananth used a computer code (which he used practically in all his posts).\r
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\n" ); document.write( "\n" ); document.write( "One of typical errors this code makes regularly is incorrect reading input data from original posts.\r
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\n" ); document.write( "\n" ); document.write( "But @mananth never (or very rare) checks what the code produces,
\n" ); document.write( "so this is a source of many his faults.\r
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\n" ); document.write( "\n" ); document.write( "Solutions of the other person, @lwsshar3, who also systematically uses a computer code,
\n" ); document.write( "suffer of the same deficiency.\r
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