Well, I can't see the answer choices. But, if I were doing this in short answer, I'd pick a second hand account of a story.
The Partition of India of 1947 was the division of British India into two independent dominion states, India and Pakistan. The Dominion of India is today the Republic of India; the Dominion of Pakistan is today the Islamic Republic of Pakistan and the People's Republic of Bangladesh.
The answer is -5
12*1/2=6
6+4= 10
10*-5=-50
-50/10 which is -5
Whigs opposed the war because many of them thought that going to war with mexico would encourage slavery expansion and allow the US to gain new southwest territories