Solve for n
n=\frac{x-1}{2}
Solve for x
x=2n+1
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n\times 2+1=x
Swap sides so that all variable terms are on the left hand side.
n\times 2=x-1
Subtract 1 from both sides.
2n=x-1
The equation is in standard form.
\frac{2n}{2}=\frac{x-1}{2}
Divide both sides by 2.
n=\frac{x-1}{2}
Dividing by 2 undoes the multiplication by 2.
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Limits
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