First Equation Ever

Författare/Upphovsman:

Robert Recorde

Kreditera:

http://www-groups.dcs.st-and.ac.uk/~history/Bookpages/Recorde4.jpeg

Kort länk:

https://sewiki.info/b/7cc65

Källa:

Wikimedia Commons

Upplösning:

784 x 83 Pixel (10064 Bytes)

Beskrivning:

The first equation ever written, by Robert Recorde in his treatise The Whetstone of Witte, in 1557. The equation is represented, in modern terms, by ${\displaystyle 14x+15=71}$, and its solution is x=4.

14x+15 = 71
14x+15-15 = 71-15 = 56

14x/14 = 56/14 = 4

Licens:

Public domain