Adam, Charlie and Bryan have some stickers.
After Adam's number of stickers is doubled,
Charlie's number of stickers is increased by 9 and
Bryan's number of stickers is reduced by 7,
the ratio of the number of stickers of Adam to Charlie to Bryan becomes 8 : 6 : 5.
Let the number of stickers that Bryan has in the end be 5 u.
- Number of stickers that Adam has at first = _____
- Number of stickers that Charlie has at first = _____
- Number of stickers that Bryan has at first = _____
- Total number of stickers that they have at first = _____