Find number abc
If c30bb + ccaa7 = 1b9ac9 find number abc. Multiple solutions may exist.Correct answers: 40
The first user who solved this task is Djordje Timotijevic.
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Steam printingIn 1814, The Times in London became the first newpaper to be printed by steam power. Its hand presses were replaced by new machines invented by Friedrich Koenig and Andreas Bauer. The replacement of hand presses by the new technology meant that for the first time it became possible to produce newspapers on a scale that could meet public demand. |