Solve for M_2
M_{2}=-\frac{-6±\sqrt{5}}{2}
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-2M_{2}=-6±\sqrt{5}
The equation is in standard form.
\frac{-2M_{2}}{-2}=\frac{-6±\sqrt{5}}{-2}
Divide both sides by -2.
M_{2}=\frac{-6±\sqrt{5}}{-2}
Dividing by -2 undoes the multiplication by -2.
M_{2}=-\frac{-6±\sqrt{5}}{2}
Divide -6±\sqrt{5} by -2.
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