Solve for x
x=\frac{-n-4}{3}
Solve for n
n=-3x-4
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3x=-4-n
Subtract n from both sides.
3x=-n-4
The equation is in standard form.
\frac{3x}{3}=\frac{-n-4}{3}
Divide both sides by 3.
x=\frac{-n-4}{3}
Dividing by 3 undoes the multiplication by 3.
n=-4-3x
Subtract 3x from both sides.
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