Solve any system of equations(2x2, 3x3, 4x4, 5x5 and so on...) You can input coefficients as Whole numbers(0,1,2, etc.), Decimals(4.1, 5.51, etc) and Fractions(1/3, 241/51, etc). It cannnot take root values as an input for now. And also, I used Cramer's Rule.