cos(3x)=.5

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Solution for cos(3x)=.5 equation: 


Simplifying
cos(3x) = 0.5

Remove parenthesis around (3x)
cos * 3x = 0.5

Reorder the terms for easier multiplication:
3cos * x = 0.5

Multiply cos * x
3cosx = 0.5

Solving
3cosx = 0.5

Solving for variable 'c'.

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

Divide each side by '3osx'.
c = 0.1666666667o-1s-1x-1

Simplifying
c = 0.1666666667o-1s-1x-1

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