document.write( "Question 1092999: Solve 40x is congruent to 777 (mod 1777). \n" ); document.write( "

Algebra.Com's Answer #707600 by ikleyn(52937) $\"\"$ $\"About$

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document.write( "Answer.  x = 1752.\r\n" );
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document.write( "Check.  40*1752 - 777 = 69303 = 39*1777.\r\n" );
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document.write( "How did I find it? - Using MS Excel in my computer.\r\n" );
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document.write( "                     and also knowing that 40x = 777 (mod 1777) means that the difference 40x - 777 is a multiple of 1777.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Solved.\r
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