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Find the Indicated Sum $\sum _ { i = 1 } ^ { 5 } ( i - 7 )$

Question 88

Multiple Choice

Find the indicated sum.
- $\sum _ { i = 1 } ^ { 5 } ( i - 7 )$

A) $- 8$
B) $- 20$
C) $- 18$
D) $- 2$

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