Question 932905
-19, -22, -25, -28, ...
A(n) = -19 + (n - 1)(-3)  Good work.
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A(5) = -19 + (n - 1)(-3) = -19 + 4(-3) = -31
A(9) = -19 + (n - 1)(-3) = -19 + 8(-3)
A(100) = -19 + (n - 1)(-3)= -19 + 99(-3)