Find number abc
If c7401 + b56a1 = 6b0ac find number abc. Multiple solutions may exist.Correct answers: 60
The first user who solved this task is Nílton Corrêa de Sousa.
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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. |