Write as an equation: Mike, Carroll, and Jim, empty their wallets and have $175 total. Mike has three times
as much as Carroll. Carroll has twice as much money as Jim. How much money does each have?

A. j +2j +3j = 175
B. 3j+2(3 + j) = 175
C. j +2j + 3(2j) = 175
D. 7j = 175