Two methods commonly used to solve a linear system are:
Substitution and elimination is a method for solving linear system. Given two or more linear equations, this method may be used to find the solution the linear system.
|2||Solve the first equation for y.|
|3||Substitute 4-x for y in the second equation.|
|4||Solve the second equation for x.|
|5||Now substitute the value of x into the first equation.|
|6||Solve for y. The solution to this linear system is y=1, x=3.|
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