+0

+5
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1
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$$3=\frac{2}{5}(n+7)$$

xRainexSiderisx  Mar 9, 2017
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#1
+1483
+5

First. Divide both sides by 2/5 (or multiply by 5/2, same difference)

Then subtract both sides by 7.

Result, n = 15/2 - 7

HighSchoolCalculus  Mar 9, 2017

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