public static void simpleExpression(Item i, Operation actOperation) {
			
		if(i.getSym() == Constants.SEMICOLON) {
			return;
		}
		
		if(i.getSym() == Constants.PLUS) {
			actOperation.setOperator(Constants.PLUS);
			Expression.simpleExpression(Scanner.get(), actOperation);
		}
		else if(i.getSym() == Constants.MINUS) {
			actOperation.setOperator(Constants.MINUS);
			Expression.simpleExpression(Scanner.get(), actOperation);
		}
		else {
			if(Expression.term(i, actOperation)) {
				return;
			}
		}
	}