Solve for n
n=-\frac{\sqrt{2}}{2}+2\approx 1.292893219
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2n=4-\sqrt{2}
Subtract \sqrt{2} from both sides.
\frac{2n}{2}=\frac{4-\sqrt{2}}{2}
Divide both sides by 2.
n=\frac{4-\sqrt{2}}{2}
Dividing by 2 undoes the multiplication by 2.
n=-\frac{\sqrt{2}}{2}+2
Divide 4-\sqrt{2} by 2.
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