document.write( "Question 490294: The number of ways that a selection of 7 students can be chosen from a
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document.write( "class of 28 is the same as the number of ways that n students can be chosen
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document.write( "from the same class. What is the value of n? \n" );
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Algebra.Com's Answer #333973 by stanbon(75887) ![]() You can put this solution on YOUR website! The number of ways that a selection of 7 students can be chosen from a \n" ); document.write( "class of 28 is the same as the number of ways that n students can be chosen \n" ); document.write( "from the same class. What is the value of n? \n" ); document.write( "---- \n" ); document.write( "28C7 = 28C21 \n" ); document.write( "---- \n" ); document.write( "n = 21 \n" ); document.write( "========== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |