X-2cosy=0

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Solution for X-2cosy=0 equation: 


Simplifying
X + -2cosy = 0

Solving
X + -2cosy = 0

Solving for variable 'X'.

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

Add '2cosy' to each side of the equation.
X + -2cosy + 2cosy = 0 + 2cosy

Combine like terms: -2cosy + 2cosy = 0
X + 0 = 0 + 2cosy
X = 0 + 2cosy
Remove the zero:
X = 2cosy

Simplifying
X = 2cosy

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