So you basically just add up all of the numbers for the number sentence, so:
1800+2150+675+2300+665+95+250+1150+225+750+530. So the sum of those is the new balance, which is $10590
-2976 use formula a_1 + (n-1)d n = term number ( in this case 1000)
The answer would be-2k + 6.
