SOLUTION: Bob, Celia, Sam, and Daniel contributed money to buy their boss a retirement gift. Sam and Daniel each gave the same amount of money. Celia gave $12 more than Daniel. Bob gave half

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Question 1140643: Bob, Celia, Sam, and Daniel contributed money to buy their boss a retirement gift. Sam and Daniel each gave the same amount of money. Celia gave $12 more than Daniel. Bob gave half as much as Celia gave. If the four workers gave a total of $81, how much did Sam give?
Answer by josgarithmetic(39613) About Me  (Show Source):
You can put this solution on YOUR website!
PERSON         AMOUNT GAVE
Bob            (1/2)(x+12)
Celia           x+12
Sam              x
Daniel           x
TOTAL            81

Sum; solve.