2c-4=2c-4

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Solution for 2c-4=2c-4 equation:


Simplifying
2c + -4 = 2c + -4

Reorder the terms:
-4 + 2c = 2c + -4

Reorder the terms:
-4 + 2c = -4 + 2c

Add '4' to each side of the equation.
-4 + 4 + 2c = -4 + 4 + 2c

Combine like terms: -4 + 4 = 0
0 + 2c = -4 + 4 + 2c
2c = -4 + 4 + 2c

Combine like terms: -4 + 4 = 0
2c = 0 + 2c
2c = 2c

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

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

Combine like terms: 2c + -2c = 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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