# How to Solve a Three Variable Linear Equation?

Linear equations, equations that define the position of a line, typically involve only the x-axis and y-axis. Three-variable equations, however, include the z-axis, defining an equation that exists... Read More »
http://www.ehow.com/how_8520122_solve-three-variable-linear-equation.html

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## How to Solve Four-Variable Linear Equations?

Solving four-variable linear equations is often done with four different equations. Because of linearity, all variables are of first order, meaning all variables are raised to the power of one. The... Read More »
http://www.ehow.com/how_8240583_solve-fourvariable-linear-equations.html

## How Do You Solve an Equation for X in Terms of Another Variable?

A core of high school mathematics is algebra class, where students are taught to solve equations made up of letters representing numbers. In a typical algebraic equation, a dependent variable will ... Read More »
http://www.ehow.com/how_8519386_do-equation-terms-another-variable.html

## How to Solve a Three Variable System of Linear Equations Using a Ti-84 Plus?

Solving simultaneous equations takes a good deal of time and precision. Once more than four equations are involved, working out a solution via pencil and paper becomes too difficult for all but the... Read More »
http://www.ehow.com/how_8504881_solve-equations-using-ti84-plus.html

## How to Solve for X in a Linear Equation With Matrix?

There are many ways to solve a system of equations. Some are more intuitive than others; some are more straightforward to apply. One technique used in solving systems of equations uses matrices to ... Read More »
http://www.ehow.com/how_8273116_solve-linear-equation-matrix.html

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