Find number abcIf 4a3ca + cab32 = 1b83a1 find number abc. Multiple solutions may exist.
Correct answers: 23
The first user who solved this task is Djordje Timotijevic.
Pluto photographedIn 1930, Clyde Tombaugh photographed the planet Pluto, the only planet discovered in the twentieth century, after a systematic search instigated by the predictions of other astronomers. Tombaugh was 24 years old when he made this discovery at Lowell Observatory in Flagstaff, Ariz.