2cosx+1=-1

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Solution for 2cosx+1=-1 equation: 


Simplifying
2cosx + 1 = -1

Reorder the terms:
1 + 2cosx = -1

Solving
1 + 2cosx = -1

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 + 2cosx = -1 + -1

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

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

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

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

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