2cos(1)-1=

Solution for 2cos(1)-1= equation:

Simplifying
2cos(1) + -1 = 0

Reorder the terms for easier multiplication:
2 * 1cos + -1 = 0

Multiply 2 * 1
2cos + -1 = 0

Reorder the terms:
-1 + 2cos = 0

Solving
-1 + 2cos = 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 + 1 + 2cos = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 2cos = 0 + 1
2cos = 0 + 1

Combine like terms: 0 + 1 = 1
2cos = 1

Divide each side by '2os'.
c = 0.5o-1s-1

Simplifying
c = 0.5o-1s-1