linear equation

linear equation Word Origin noun Mathematics.

1. a first-order equation involving two variables: its graph is a straight line in the Cartesian coordinate system.
2. any equation such that the sum of two solutions is a solution, and a constant multiple of a solution is a solution.

Compare linear operator. Origin of linear equation First recorded in 1810–20 British Dictionary definitions for linear equation linear equation noun

1. a polynomial equation of the first degree, such as x + y = 7

linear equation in Science linear equation

1. An algebraic equation, such as y = 4x + 3, in which the variables are of the first degree (that is, raised only to the first power). The graph of such an equation is a straight line.