3cos(2x)+4=5

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Solution for 3cos(2x)+4=5 equation:


Simplifying
3cos(2x) + 4 = 5

Remove parenthesis around (2x)
3cos * 2x + 4 = 5

Reorder the terms for easier multiplication:
3 * 2cos * x + 4 = 5

Multiply 3 * 2
6cos * x + 4 = 5

Multiply cos * x
6cosx + 4 = 5

Reorder the terms:
4 + 6cosx = 5

Solving
4 + 6cosx = 5

Solving for variable 'c'.

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

Add '-4' to each side of the equation.
4 + -4 + 6cosx = 5 + -4

Combine like terms: 4 + -4 = 0
0 + 6cosx = 5 + -4
6cosx = 5 + -4

Combine like terms: 5 + -4 = 1
6cosx = 1

Divide each side by '6osx'.
c = 0.1666666667o-1s-1x-1

Simplifying
c = 0.1666666667o-1s-1x-1

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