3 years ago

The first term of an arithmetic sequence is 9 and the common difference is –2. What is the seventh term? A. 0 B. –3 C. –1 D. –5

Mathematics

2 answers:

faust18 [17]3 years ago

7 0

Answer:

The answer is D. -5.

Step-by-step explanation:

The sequence begins with 9. The sequence is reduced by 2 each step, for seven steps. Results of the seven negative steps:

7 * -2 = -14.

The difference is:

9 - 14 = -5

mash [69]3 years ago

5 0

The correct answer is d -5

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