Find number abc
If 7a421 - 57acc = 1b7bb find number abc. Multiple solutions may exist.Correct answers: 73
The first user who solved this task is Donya Sayah30.
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Moon probeIn 1959, the first space probe to strike the moon was the Soviet Luna 2, which crashed east of the Sea of Serenity. Thirty-six hours after its launch on 12 Sep 1959, it was the first man-made object reach a celestial body. |