2cos(2x-30)-1=0

Solution for 2cos(2x-30)-1=0 equation:

Simplifying
2cos(2x + -30) + -1 = 0

Reorder the terms:
2cos(-30 + 2x) + -1 = 0
(-30 * 2cos + 2x * 2cos) + -1 = 0
(-60cos + 4cosx) + -1 = 0

Reorder the terms:
-1 + -60cos + 4cosx = 0

Solving
-1 + -60cos + 4cosx = 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 + -60cos + 1 + 4cosx = 0 + 1

Reorder the terms:
-1 + 1 + -60cos + 4cosx = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -60cos + 4cosx = 0 + 1
-60cos + 4cosx = 0 + 1

Combine like terms: 0 + 1 = 1
-60cos + 4cosx = 1

Reorder the terms:
-1 + -60cos + 4cosx = 1 + -1

Combine like terms: 1 + -1 = 0
-1 + -60cos + 4cosx = 0

The solution to this equation could not be determined.