SOLUTION: Find a1, d, and the Explicit Rule for this arithmetic sequence: -3, 4, 11, 18, 25

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Question 1153625: Find a1, d, and the Explicit Rule for this arithmetic sequence: -3, 4, 11, 18, 25
Answer by MathLover1(20850) About Me  (Show Source):
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a%5B1%5D=-3
d=4-%28-3%29=4%2B3=7
An explicit formula for the nth term of an arithmetic sequence is given by
a%5Bn%5D=a%5B1%5D%2Bd%28n-1%29
the Explicit Rule for this arithmetic sequence: -3, 4,+11, 18, 25

a%5Bn%5D=-3%2B7%28n-1%29