Find number abc
If a6a16 - abccc = cc7b find number abc. Multiple solutions may exist.Correct answers: 63
The first user who solved this task is Djordje Timotijevic.
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Telephone transatlantic cableIn 1956, the world's first transatlantic telephone cable system began operating (Clarenville, Newfoundland to Oban, Scotland). Previous cables had been limited to telegraph transmissions. |