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The penny size d is given by the literal equation d = 4n - 2, solve for n

The penny size d is given by the literal equation d = 4n - 2, solve for n-example-1
User DLS
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Thanks for your question!

d = 4n -2
d + 2 = 4n
(d+2)/4 = n

Hope this helped!
User Magcus
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