print string and variable python

1x = input("Enter the first number: ")
2y = input("Enter the second number: ")
3z = int(x)+int(y)
4#Just use a comma
5print("The sum of the numbers you entered =",z)

1# This prints out "John is 23 years old."
2name = "John"
3age = 23
4print("%s is %d years old." % (name, age))
5# note: the letter is based on the datatype. %s = string, %d = decimal

1print "If there was a birth every 7 seconds, there would be: {} births".format(births)

1foo = "seven"
2
3print("She lives with " + foo + " small men")

1variable = "Hello World"
2print(variable)

1variable=5
2print(f"{variable}")
3#or
4print(variable)