Solve -2*n + 12 = 2, 2*i + 5*n = 25 for i.
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What is the g'th term of -151, -157, -167, -181, -199, -221, -247?
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What is the d'th term of 93, 209, 325?
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What is the s'th term of -421, -862, -1303?
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What is the k'th term of 476, 1907, 4292, 7631?
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What is the t'th term of -40, -46, -54, -64, -76?
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What is the z'th term of 66, 75, 94, 129, 186, 271, 390, 549?
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