document.write( "Question 1153556: Several friends decided to equally share the $525 cost of the set of cookware for a wedding gift. However, before the wedding, 6 more friends joined the others in giving the couple the cookwares. This lowered the contribution of each person by $10. How many friends originally agreed to share of the cost of the cookware? \n" ); document.write( "
Algebra.Com's Answer #775808 by math_helper(2461)\"\" \"About 
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\n" ); document.write( "\"+525%2F%28n%2B6%29+=+%28525%2Fn%29+-+10\"
\n" ); document.write( "Multiply both sides by n+6 and n, and simplify:
\n" ); document.write( "\"+n%5E2+%2B+6n+-+315+=+0+\"
\n" ); document.write( "\"+n+=+15+\" and/or \"+n+=+-21+\"\r
\n" ); document.write( "\n" ); document.write( "Discard negative solution, \"+highlight%28+n+=+15+%29\"\r
\n" ); document.write( "\n" ); document.write( "Check:\r
\n" ); document.write( "\n" ); document.write( "525/15 = 35 and 525/(15+6) = 525/21 = 25, the difference is 10 so this checks out ok.
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