1=cos(8x)

Solution for 1=cos(8x) equation:

Simplifying
1 = cos(8x)

Remove parenthesis around (8x)
1 = cos * 8x

Reorder the terms for easier multiplication:
1 = 8cos * x

Multiply cos * x
1 = 8cosx

Solving
1 = 8cosx

Solving for variable 'c'.

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

Add '-8cosx' to each side of the equation.
1 + -8cosx = 8cosx + -8cosx

Combine like terms: 8cosx + -8cosx = 0
1 + -8cosx = 0

Add '-1' to each side of the equation.
1 + -1 + -8cosx = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -8cosx = 0 + -1
-8cosx = 0 + -1

Combine like terms: 0 + -1 = -1
-8cosx = -1

Divide each side by '-8osx'.
c = 0.125o-1s-1x-1

Simplifying
c = 0.125o-1s-1x-1