document.write( "Question 1189501: the sum of five consecutive numbers is 100. find the first number.
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Algebra.Com's Answer #820873 by Alan3354(69443)\"\" \"About 
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the sum of five consecutive numbers is 100. find the first number.
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\n" ); document.write( "100/5 is the middle number.
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\n" ); document.write( "If you want to add them:
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\n" ); document.write( "(n-2) + (n-1) + n + (n+1) + (n+2) = 100
\n" ); document.write( "5n = 100
\n" ); document.write( "n = 20
\n" ); document.write( "n-2 = 18
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