Solve 4*a = 5*z - 0*a - 2, -5*z + 2*a + 6 = 0 for z.
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What is the k'th term of 15, 92, 169, 246, 323, 400?
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What is the k'th term of -288, -576, -864, -1152?
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What is the x'th term of -3559, -3561, -3563, -3565, -3567?
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What is the r'th term of 16, 27, 28, 19, 0, -29?
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What is the a'th term of 5508, 5510, 5514, 5520?
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What is the n'th term of 80, 67, 52, 35, 16, -5?
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