2f=2f

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Solution for 2f=2f equation: 


Simplifying
2f = 2f

Add '-2f' to each side of the equation.
2f + -2f = 2f + -2f

Combine like terms: 2f + -2f = 0
0 = 2f + -2f

Combine like terms: 2f + -2f = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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