Solve 0 = 5*f - 10, -2*f - f + 22 = 4*b for b.
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What is the c'th term of -376, -382, -388?
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What is the o'th term of 0, -10, -26, -48, -76?
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What is the c'th term of -6, -21, -36, -45, -42, -21, 24, 99?
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What is the u'th term of 2513, 2520, 2529, 2540?
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What is the x'th term of 63, 63, 57, 45, 27, 3, -27?
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What is the s'th term of 5641, 11282, 16923, 22564, 28205, 33846?
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