Solve -a = -0*a + 5*u + 9, 2*a + 3*u = -4 for a.
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What is the w'th term of -74, -70, -64, -56, -46?
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What is the z'th term of -50, -29, -10, 7, 22, 35, 46?
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What is the z'th term of 61, 130, 317, 682, 1285, 2186?
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What is the s'th term of 12104, 24206, 36308, 48410, 60512?
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What is the h'th term of -20, -19, -26, -47, -88, -155?
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What is the n'th term of 279, 331, 381, 429, 475, 519?
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