x=3-4cos(x+1)

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Solution for x=3-4cos(x+1) equation:


Simplifying
x = 3 + -4cos(x + 1)

Reorder the terms:
x = 3 + -4cos(1 + x)
x = 3 + (1 * -4cos + x * -4cos)
x = 3 + (-4cos + -4cosx)

Solving
x = 3 + -4cos + -4cosx

Solving for variable 'x'.

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

Add '4cosx' to each side of the equation.
4cosx + x = 3 + -4cos + -4cosx + 4cosx

Combine like terms: -4cosx + 4cosx = 0
4cosx + x = 3 + -4cos + 0
4cosx + x = 3 + -4cos

Reorder the terms:
-3 + 4cos + 4cosx + x = 3 + -4cos + -3 + 4cos

Reorder the terms:
-3 + 4cos + 4cosx + x = 3 + -3 + -4cos + 4cos

Combine like terms: 3 + -3 = 0
-3 + 4cos + 4cosx + x = 0 + -4cos + 4cos
-3 + 4cos + 4cosx + x = -4cos + 4cos

Combine like terms: -4cos + 4cos = 0
-3 + 4cos + 4cosx + x = 0

The solution to this equation could not be determined.

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