Equation
equality containin ane or mair variables
In mathematics, an equation is an equality containin ane or mair variables. Solvin the equation consists o determinin which values o the variables mak the equality true.

The first use o an equals sign, equivalent tae 14x + 15 = 71 in modren notation. Frae The Whetstane o Witte bi Robert Recorde (1557).
See alsoEedit
External linksEedit
- Winplot: General Purpose plotter for 2D & 3D mathematical equations.
- Equation plotter