1/2 of Colin's money is $43 more than 1/3 of Daniel's. If the two boys have $821 altogether, how much does Daniel have?
1/2 c = 43 + 1/3 d
c = 86+ 2/3 d
c+ d = 821
(86+ 2/3 d ) + d = 821
5/3 d = 735
d = 441 then c = 380