Solution:
1000 + 20 = 1020
1020 + 30 = 1050
1050 + 1000 = 2050
2050 + 1030 = 3080
3080 + 1000 = 4080
4080 + 20 = 4100
So,
1000
20
30
1000
1030
1000
20
____________________
4100
Thus, the sum of all is equal to 4100, not 5000.
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Let supose: X = y = Z = X + X + X = 60 à Equation (1) X + Y + Y = 30 à Equation (2) Y - 2z = 3 ... -
Solution: 1000 + 20 = 1020 1020 + 30 = 1050 1050 + 1000 = 2050 2050 + 1030 = 3080 3080 + 1000 = 4080 ...
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