Calculates your tax cost

Tax.java

import java.util.Scanner;
import java.text.*;
 
public class Tax {
    
    public static void main(String[] args)
    {
        // Declare variables
        int allowedDeduction = 10000, deduction = 2000;
        int grossIncome, dependents;
		double taxRate = 0.2;
        double finalIncome;
        
        // Scan in input for income and dependents
		Scanner scan = new Scanner(System.in);
        grossIncome = scan.nextInt();
        dependents = scan.nextInt();

        // Calculate tax
        dependents = dependents * deduction; // every dependant is worth 2k
        finalIncome = ((grossIncome - dependents) - allowedDeduction) * taxRate; // minus dependents and the 10k allowed tax, then multiply by the 2% tax rate

		// money format
 		NumberFormat nf = NumberFormat.getCurrencyInstance();
        
        // print out
        System.out.println("\nIncome: " + nf.format(finalIncome));
    }
}