(Algebra: solve 2 * 2 linear equations) You can use Cramer’s rule to solve the following 2 * 2 system of linear equation:

/*
(Algebra: solve 2 * 2 linear equations) You can use Cramer’s rule to solve the following
2 * 2 system of linear equation:

		ax + by = e   x = 	ed - bf	  y = af - ec
		cx + dy = f       	ad - bc       ad - bc

Write a program that solves the following equation and displays the value for x and y:

					3.4x + 50.2y = 44.5
					2.1x + .55y = 5.9
*/
public class Exercise_01_13 {
	public static void main(String[] args) {
		System.out.println("3.4x + 50.2y = 44.5");
		System.out.println("2.1x +  .55y =  5.9");
		System.out.println("x = (44.5 * .55) - (50.2 * 5.9)");
		System.out.println("    ----------------------------");
		System.out.println("    (3.4  * .55) - (50.2 * 2.1)");
		System.out.println((((44.5 * .55) - (50.2 * 5.9)) / 
							 ((3.4 * .55) - (50.2 * 2.1))));
		System.out.println(" ");
		System.out.println("y = (3.4 * 5.9) - (44.5 * 2.1)");
		System.out.println("    --------------------------");
		System.out.println("    (3.4 * .55) - (50.2 * 2.1)");
		System.out.println((((3.4 * 5.9) - (44.5 * 2.1)) /
							((3.4 * .55) - (50.2 * 2.1))));
	}
}