document.write( "Question 979712: the weights of four rowers of a boat respectively 70 kg, 72 kg and 74 kg and the average weight of whole crew, including the coxswain is 70 kg. find the weight of the coxswain \n" ); document.write( "
Algebra.Com's Answer #600989 by Fombitz(32388)\"\" \"About 
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\"%2870%2B72%2B74%2BC%29%2F4=70\"
\n" ); document.write( "\"216%2BC=280\"
\n" ); document.write( "Solve for \"C\".
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