The program has spreadsheet like User
Interface, enter number of variables, then click reset button, start
entering Coefficients and right hand side of the equations, the
hit Solve button, the result is put in cells at row named "Result".
The Screen shot shows the program solves the following
system of equations.
a0 - (0.3 * a1) == 1.0,
(-0.6 * a0) + a1 == 2.0
the result is a0 == 1.95 and a1 == 3.17