Solve 4*z + 2*g - 19 = -9, -z + 3*g = -6 for z.
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What is the p'th term of -31, -53, -73, -91, -107?
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What is the u'th term of 1007, 1012, 1017, 1022?
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What is the a'th term of -127, -249, -371?
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What is the p'th term of 515, 518, 531, 560, 611, 690, 803?
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What is the p'th term of -29, -62, -155, -338, -641, -1094, -1727, -2570?
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What is the n'th term of -973, -1947, -2921, -3895, -4869?
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