public class linEqFun {
	public static void main(String[] arg){
		double x1;
		x1=linearSolve(5,10);
		System.out.println("x1="+x1);
	}
	public static double linearSolve(double a, double b){
		double x; 
		x=-b/a;
		return x; 
	}
}
/*

V:\my teaching.sync\2007.ph265.winter>java linEqFun
x1=-2.0

V:\my teaching.sync\2007.ph265.winter>
*/