Solve 2*w + 2*r + 6 = 0, 3*w - 6 - 3 = 3*r for w.
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What is the h'th term of -33, -71, -109?
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What is the s'th term of 509, 1030, 1563, 2114, 2689, 3294, 3935, 4618?
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What is the d'th term of 35, 43, 57, 83, 127, 195, 293?
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What is the f'th term of -25, -56, -97, -148, -209?
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What is the y'th term of 6, -38, -122, -252, -434, -674, -978?
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What is the f'th term of -151, -150, -149?
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