Find number abc
If a79ab - 18999 = c89aa find number abc. Multiple solutions may exist.Correct answers: 40
The first user who solved this task is Thinh Ddh.
#brainteasers #math
Farming patentsIn 1894, two patents were issued to black American inventor, G.W. Murray for a "Combined Furrow Opener and Stalk-Knocker" (No. 517,960) and a "Cultivator and Marker" (No. 517,961). On 6 Jun of the same year, he was issued another six patents for agricultural implements. |