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If an = 14, a1 = -36, and d=5, find n.
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If an = 14, a1 = -36, and d=5, find n.

User Shuwei
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1 Answer

4 votes

Answer:

n=11

Explanation:

an=a1+(n-1)d

14=-36+(n-1)5

14=-36+5n-5

14+36+5=5n

55=5n

n= 11

User Bug
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