3cos(2x-1)-5=-5.4

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Solution for 3cos(2x-1)-5=-5.4 equation:


Simplifying
3cos(2x + -1) + -5 = -5.4

Reorder the terms:
3cos(-1 + 2x) + -5 = -5.4
(-1 * 3cos + 2x * 3cos) + -5 = -5.4
(-3cos + 6cosx) + -5 = -5.4

Reorder the terms:
-5 + -3cos + 6cosx = -5.4

Solving
-5 + -3cos + 6cosx = -5.4

Solving for variable 'c'.

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

Add '5' to each side of the equation.
-5 + -3cos + 5 + 6cosx = -5.4 + 5

Reorder the terms:
-5 + 5 + -3cos + 6cosx = -5.4 + 5

Combine like terms: -5 + 5 = 0
0 + -3cos + 6cosx = -5.4 + 5
-3cos + 6cosx = -5.4 + 5

Combine like terms: -5.4 + 5 = -0.4
-3cos + 6cosx = -0.4

Reorder the terms:
0.4 + -3cos + 6cosx = -0.4 + 0.4

Combine like terms: -0.4 + 0.4 = 0.0
0.4 + -3cos + 6cosx = 0.0

The solution to this equation could not be determined.

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