tan(4x)=-1

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Solution for tan(4x)=-1 equation: 


Simplifying
tan(4x) = -1

Remove parenthesis around (4x)
ant * 4x = -1

Reorder the terms for easier multiplication:
4ant * x = -1

Multiply ant * x
4antx = -1

Solving
4antx = -1

Solving for variable 'a'.

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

Divide each side by '4ntx'.
a = -0.25n-1t-1x-1

Simplifying
a = -0.25n-1t-1x-1

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