Okay, let's go through it step by step. Initially, x is set to 3 and y is set to 0. Now, do you understand what the command "y= (2*(x+ 3))+ 6" means? What will x and y be after that is executed?
Then what would "system.out.print(x)" do? What about "system.out.print(y)". So what about "System.out.print(x+ " "+ y)?