Do you mean a_(n+1), worded a sub (n+1)?
If so yes. If the function of the sequence is getting smaller or more negative with each term.
i believe that equals 8,if i am wrong,i am sorry
X/8=32-6
x/8=26 Do cross product
x=8*26
x=208
Here you go. look for the simples method of elimination and solve.