Help!the basic practise of Python!Who know the answer?

Question

x=4
x_ =5
print__
It need that x add 5,and print.I have no idea,who can help me?

Answer 1

x = 4
x += 5
print(x)
The value of x is 4.
x += 5 is equivalent to x = x +5.
Therefore the value is 9.
Use print function and print it.
Answer is 9.

Answer 2

Thx!