2cos(x)-1+sec(x)=0

Solution for 2cos(x)-1+sec(x)=0 equation:

Simplifying
2cos(x) + -1 + sec(x) = 0

Multiply cos * x
2cosx + -1 + sec(x) = 0

Multiply ces * x
2cosx + -1 + cesx = 0

Reorder the terms:
-1 + cesx + 2cosx = 0

Solving
-1 + cesx + 2cosx = 0

Solving for variable 'c'.

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

Add '1' to each side of the equation.
-1 + cesx + 1 + 2cosx = 0 + 1

Reorder the terms:
-1 + 1 + cesx + 2cosx = 0 + 1

Combine like terms: -1 + 1 = 0
0 + cesx + 2cosx = 0 + 1
cesx + 2cosx = 0 + 1

Combine like terms: 0 + 1 = 1
cesx + 2cosx = 1

Reorder the terms:
-1 + cesx + 2cosx = 1 + -1

Combine like terms: 1 + -1 = 0
-1 + cesx + 2cosx = 0

The solution to this equation could not be determined.