A 3x3 system of equations solver is a tool that tells the user the values of three variables based on three equations. The user inputs the three equations, chooses which method to use and sees the results.
Continue ReadingOne such tool is available at MathPortal. Enter numbers for the three equations in the blank cases. Leave them blank for zeros. Choose whether to use the Gaussian elimination method or Cramer's rule. Check whether to display the solution without showing the steps. Click the button that says "Solve System." This will generate a step-by-step solution, if the user selected that option, using whichever chosen method.
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