SOLUTION: if s=1/2n(2a+(n-1)d) then what d=?
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Question 1120037: if s=1/2n(2a+(n-1)d) then what d=?
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
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s=1/2n(2a+(n-1)d) .... what d=?
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What is that?
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