Cos(3x)+(5)cosx-3=0

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Solution for Cos(3x)+(5)cosx-3=0 equation: 


Simplifying
Cos(3x) + (5) * cosx + -3 = 0

Remove parenthesis around (3x)
osC * 3x + (5) * cosx + -3 = 0

Reorder the terms for easier multiplication:
3osC * x + (5) * cosx + -3 = 0

Multiply osC * x
3osxC + (5) * cosx + -3 = 0

Reorder the terms:
-3 + 5cosx + 3osxC = 0

Solving
-3 + 5cosx + 3osxC = 0

Solving for variable 'c'.

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

Add '3' to each side of the equation.
-3 + 5cosx + 3 + 3osxC = 0 + 3

Reorder the terms:
-3 + 3 + 5cosx + 3osxC = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 5cosx + 3osxC = 0 + 3
5cosx + 3osxC = 0 + 3

Combine like terms: 0 + 3 = 3
5cosx + 3osxC = 3

Add '-3osxC' to each side of the equation.
5cosx + 3osxC + -3osxC = 3 + -3osxC

Combine like terms: 3osxC + -3osxC = 0
5cosx + 0 = 3 + -3osxC
5cosx = 3 + -3osxC

Divide each side by '5osx'.
c = 0.6o-1s-1x-1 + -0.6C

Simplifying
c = 0.6o-1s-1x-1 + -0.6C

Reorder the terms:
c = -0.6C + 0.6o-1s-1x-1

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