Solve for C
C=\frac{4}{M^{2}}
M\neq 0
Solve for M
M=\frac{2}{\sqrt{C}}
M=-\frac{2}{\sqrt{C}}\text{, }C>0
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M^{2}C=4
The equation is in standard form.
\frac{M^{2}C}{M^{2}}=\frac{4}{M^{2}}
Divide both sides by M^{2}.
C=\frac{4}{M^{2}}
Dividing by M^{2} undoes the multiplication by M^{2}.
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