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An linear equation is an algebraic equation that contains a variable to the first power and a constant. When graphed, linear equations always produce a straight line.
An example of a linear equation is y = x + 2.

en.wikipedia.org/wiki/Linear_equation

A linear equation is an algebraic equation in which each term is either a constant or the product of a constant and (the first power of) a single variable A simple ...

www.mathsisfun.com/algebra/linear-equations.html

Example: y = 2x + 1 is a linear equation: line on a graph. The graph of y = 2x+1 is a straight line. When x increases, y increases twice as fast, so we need 2x ...

If it's not multiplication then it will look different. Different operations use different symbols, so we can tell them apart. Addition: 5 + x. Subtraction: 5 - x

Linear equations like y = 2x + 7 are called "linear" because they make a straight line when we graph them. These tutorials introduce you to linear relationships, ...

tutorial.math.lamar.edu/Classes/Alg/SolveLinearEqns.aspx

where a and b are real numbers and x is a variable. This form is sometimes called the standard form of a linear equation. Note that most linear equations will not ...

www.symbolab.com/solver/linear-equation-calculator

Free linear equation calculator - solve linear equations step-by-step.

www.webmath.com/solver.html

This page will show you how to solve an equation for some unknown variable. Note: Please do not type and "=" signs. It is already put in for you. You just need to ...

www.flocabulary.com/unit/linear-equations

In this video, a line teaches students about the properties of lines and linear equations. The song describes various properties of lines. They don't curve and only ...

www.purplemath.com/modules/solvelin.htm

Demonstrates, step-by-step and with illustrations, how to solve one-step linear equations using addition and subtraction.

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