Cos(2x)=-.5

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Solution for Cos(2x)=-.5 equation: 


Simplifying
Cos(2x) = -0.5

Remove parenthesis around (2x)
osC * 2x = -0.5

Reorder the terms for easier multiplication:
2osC * x = -0.5

Multiply osC * x
2osxC = -0.5

Solving
2osxC = -0.5

Solving for variable 'o'.

Move all terms containing o to the left, all other terms to the right.

Divide each side by '2sxC'.
o = -0.25s-1x-1C-1

Simplifying
o = -0.25s-1x-1C-1

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