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Find number abc

If 866ac - aa480 = 311bc find number abc. Multiple solutions may exist.

Correct answers: 12

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So Much Debt

I have so much debt...
I can start a government.

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Stenotype

In 1876, the stenotype was patented by John C. Zachos of New York City (No. 175,892). This was the first U.S. patent for a device for printing legible text in the English alphabet at a high reporting speed, which he called a "typewriter and phonotypic notation." The type was fixed on eighteen shuttle bars, two or more of which may be simultaneously placed in position. The impression was given by a plunger common to all bars. He called his new system of shorthand "stenophonotypy."*

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