2cos*2x+cosx-3=0

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Solution for 2cos*2x+cosx-3=0 equation:


Simplifying
2cos * 2x + cosx + -3 = 0

Reorder the terms for easier multiplication:
2 * 2cos * x + cosx + -3 = 0

Multiply 2 * 2
4cos * x + cosx + -3 = 0

Multiply cos * x
4cosx + cosx + -3 = 0

Reorder the terms:
-3 + 4cosx + cosx = 0

Combine like terms: 4cosx + cosx = 5cosx
-3 + 5cosx = 0

Solving
-3 + 5cosx = 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 + 3 + 5cosx = 0 + 3

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

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

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

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

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