Use the Formula for the Sum of the First N $$\sum _ { i = 1 } ^ { 50 } ( - 6 i + 8 )$$

Multiple Choice

Use the formula for the sum of the first n terms of an arithmetic sequence to find the indicated sum.
- $$\sum _ { i = 1 } ^ { 50 } ( - 6 i + 8 )$$

A) $- 7250$
B) $- 7100$
C) $- 7050$
D) $- 6875$