-1 to the 5 power + (-1+3) to the 2nd power

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.

Suppose you can spend at most $12. create an inequality that represents this restraint. then find at least three ordered pair solutions representing the number of boxes of candy and combos you can buy