Find number abc
If b14c3 - 243c9 = ca094 find number abc. Multiple solutions may exist.Correct answers: 45
The first user who solved this task is Djordje Timotijevic.
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Ironing tableIn 1874, the prolific black American inventor Elijah J. McCoy patented an ironing table (No. 150,876). He is best known for his lubricating devices for steam engines for which he held numerous patents. |