2+10*cos(x)=0

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Solution for 2+10*cos(x)=0 equation: 


Simplifying
2 + 10cos(x) = 0

Multiply cos * x
2 + 10cosx = 0

Solving
2 + 10cosx = 0

Solving for variable 'c'.

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

Add '-2' to each side of the equation.
2 + -2 + 10cosx = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 10cosx = 0 + -2
10cosx = 0 + -2

Combine like terms: 0 + -2 = -2
10cosx = -2

Divide each side by '10osx'.
c = -0.2o-1s-1x-1

Simplifying
c = -0.2o-1s-1x-1

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