What is the solution for -3n = 12

12x + 1 = 25 solve the following equation. then place the correct number in the box provided.

Pls yall i really need the answer fr fr

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio