We have : x + 2x + 4x+ 8x + 16x +32x = 12345
<=> x(2 + 4 + 8 + 16 + 32) = 12345
<=> 62x = 1234
=> x = /////////////

The total number of candy John and Tom ia:
15+31=46( candies)
Tom need to give to John so that each boy will have the same number of candies is:
31-46:2=8(candies)
Answer: 8 candies

Nguyễn Ngọc Sáng ơi, trung đây, còn nhớ ko

234,5>234,45