sin(x)=2cos(2x)

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Solution for sin(x)=2cos(2x) equation: 


Simplifying
sin(x) = 2cos(2x)

Multiply ins * x
insx = 2cos(2x)

Remove parenthesis around (2x)
insx = 2cos * 2x

Reorder the terms for easier multiplication:
insx = 2 * 2cos * x

Multiply 2 * 2
insx = 4cos * x

Multiply cos * x
insx = 4cosx

Solving
insx = 4cosx

Solving for variable 'i'.

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

Divide each side by 'nsx'.
i = 4cn-1o

Simplifying
i = 4cn-1o

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