SOLUTION: What is the 100th term of the arithmetic sequence -3,-7,-11,-15

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Question 321778: What is the 100th term of the arithmetic sequence
-3,-7,-11,-15
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
What is the 100th term of the arithmetic sequence
-3,-7,-11,-15
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a(1) = -3
d = -7-(-3) = -4
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a(100) = a(1) + (100-1)(-4)
a(100) = -3 + 99(-4)
a(100) = -399
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Cheers,
Stan H.