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What is the common diffrence of the following arithmetic sequence 13, -7, -27, -47...
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What is the common diffrence of the following arithmetic sequence 13, -7, -27, -47...

User Jmmygoggle
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-20 each time you move from each number. the next one would be -67 and then -87 and so on
User Margarete
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Each time in the sequence, 20 is subtracted.
User Abigagli
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