1-2tan^2x=-tan^2x

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Solution for 1-2tan^2x=-tan^2x equation: 


Simplifying
1 + -2tan2x = -1tan2x

Solving
1 + -2an2tx = -1an2tx

Solving for variable 'a'.

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

Add 'an2tx' to each side of the equation.
1 + -2an2tx + an2tx = -1an2tx + an2tx

Combine like terms: -2an2tx + an2tx = -1an2tx
1 + -1an2tx = -1an2tx + an2tx

Combine like terms: -1an2tx + an2tx = 0
1 + -1an2tx = 0

Add '-1' to each side of the equation.
1 + -1 + -1an2tx = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -1an2tx = 0 + -1
-1an2tx = 0 + -1

Combine like terms: 0 + -1 = -1
-1an2tx = -1

Divide each side by '-1n2tx'.
a = n-2t-1x-1

Simplifying
a = n-2t-1x-1

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