Solve -t = -4*l + 20, -2*l = -2*t + t - 10 for t.
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What is the b'th term of -80, -73, -62, -47, -28, -5?
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What is the a'th term of -7, -35, -73, -121, -179, -247, -325?
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What is the z'th term of 2351, 4703, 7067, 9449, 11855, 14291, 16763, 19277?
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What is the k'th term of 13, 14, 15?
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What is the s'th term of 3, 22, 43, 66, 91?
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What is the r'th term of -4283, -4284, -4285, -4286, -4287?
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