sin(3x)=cos(x)

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Solution for sin(3x)=cos(x) equation: 


Simplifying
sin(3x) = cos(x)

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

Reorder the terms for easier multiplication:
3ins * x = cos(x)

Multiply ins * x
3insx = cos(x)

Multiply cos * x
3insx = cosx

Solving
3insx = cosx

Solving for variable 'i'.

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

Divide each side by '3nsx'.
i = 0.3333333333cn-1o

Simplifying
i = 0.3333333333cn-1o

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