Find number abc
If 9a76b + ba769 = acb5bc find number abc. Multiple solutions may exist.Correct answers: 29
The first user who solved this task is Nílton Corrêa de Sousa.
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Black American patentIn 1897, a U.S. patent for "Extension Steps for Cars" was issued to Black American inventor D.L. White (No. 574,969) |