3cosx=cosx-2

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Solution for 3cosx=cosx-2 equation:


Simplifying
3cosx = cosx + -2

Reorder the terms:
3cosx = -2 + cosx

Solving
3cosx = -2 + cosx

Solving for variable 'c'.

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

Add '-1cosx' to each side of the equation.
3cosx + -1cosx = -2 + cosx + -1cosx

Combine like terms: 3cosx + -1cosx = 2cosx
2cosx = -2 + cosx + -1cosx

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

Divide each side by '2osx'.
c = -1o-1s-1x-1

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

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