print('Hello world!\How are you?\ and(I'm fine).') syntax error code example

Example 1: print('Hello world!\How are you?\ and(I'm fine).') syntax error

print('Enter x: ')
x = int(input())
print(x)
print('x doubled is:', (2 * x))

Example 2: print('Hello world!\How are you?\ and(I'm fine).') syntax error

print('Enter x: ')
x = int(input())
print(x)
print('x doubled is:', (2 * x))