Free points for whoever can answer this state test question because i said so, 2+2+2-2+0+0+1+3 divided by 2

Thanks to anyone who solves it, ive been sweating for hours trying to figure out the answer.

Astudent simplified a rational expression as shown.

Determine the fraction of total interest owed. after the fourth month of a 12-month loan: the numerator is: {(n + ) + (n + ) + (n + ) + (n + )} = , and the denominator is: {(n) + (n + 1) + + (n + )} = . therefore, the fraction is numerator/denominator (to the nearest tenth) =

How do you find the circumfrance of a circle?