tanx=-1

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Solution for tanx=-1 equation: 


Simplifying
tanx = -1

Solving
antx = -1

Solving for variable 'a'.

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

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

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

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