sec(2x)=(-(sqrt(2)))

Solution for sec(2x)=(-(sqrt(2))) equation:

Simplifying
sec(2x) = (-1(sqrt(2)))

Remove parenthesis around (2x)
ces * 2x = (-1(sqrt(2)))

Reorder the terms for easier multiplication:
2ces * x = (-1(sqrt(2)))

Multiply ces * x
2cesx = (-1(sqrt(2)))

Reorder the terms for easier multiplication:
2cesx = (-1(2qrst))

Remove parenthesis around (2qrst)
2cesx = (-1 * 2qrst)

Multiply -1 * 2
2cesx = (-2qrst)

Solving
2cesx = (-2qrst)

Solving for variable 'c'.

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

Divide each side by '2esx'.
c = (-1e-1qrtx-1)

Simplifying
c = (-1e-1qrtx-1)