The sum of an 84-number series is –7,980. what is the sum of the first and last numbers?
a. -...
Mathematics, 20.12.2019 00:31 thunder42
The sum of an 84-number series is –7,980. what is the sum of the first and last numbers?
a. -380.0
b. -190.0
c. -95.0
d. -47.5
Answers: 2
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