Answer:
12 20
Explanation:
alright so, lets keep track of our variables
j+= 2 is j = j+2
so j is 12, and k += j is k = k + j so k is then 20.
j=12, k=20
It would print
12 20
because of the "space" on your second print statement, and the third would create a new line AFTER printing itself first.