Solve for α
\alpha =\frac{m-4}{2}
Solve for m
m=2\left(\alpha +2\right)
Quiz
2 \alpha + 4 = m
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2\alpha =m-4
Subtract 4 from both sides.
\frac{2\alpha }{2}=\frac{m-4}{2}
Divide both sides by 2.
\alpha =\frac{m-4}{2}
Dividing by 2 undoes the multiplication by 2.
\alpha =\frac{m}{2}-2
Divide m-4 by 2.
m=2\alpha +4
Swap sides so that all variable terms are on the left hand side.
Examples
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