An algebraic equation, eg y = 2x + 7 or 3x + 2y - z = 4, where the highest level term when you look at the variable or factors is regarding the first-degree. The graph of these an equation is a straight range if there's two factors.

A polynomial equation associated with first degree (particularly x = 2y - 7)

an equation regarding the first degree between two factors; -- so called because every these types of equation can be regarded as representing the right line.

## How would you define linear equation?