-4n+4n-1=-1

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Solution for -4n+4n-1=-1 equation: 


Simplifying
-4n + 4n + -1 = -1

Reorder the terms:
-1 + -4n + 4n = -1

Combine like terms: -4n + 4n = 0
-1 + 0 = -1
-1 = -1

Add '1' to each side of the equation.
-1 + 1 = -1 + 1

Combine like terms: -1 + 1 = 0
0 = -1 + 1

Combine like terms: -1 + 1 = 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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