5+7z=5+7z

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Solution for 5+7z=5+7z equation: 


Simplifying
5 + 7z = 5 + 7z

Add '-5' to each side of the equation.
5 + -5 + 7z = 5 + -5 + 7z

Combine like terms: 5 + -5 = 0
0 + 7z = 5 + -5 + 7z
7z = 5 + -5 + 7z

Combine like terms: 5 + -5 = 0
7z = 0 + 7z
7z = 7z

Add '-7z' to each side of the equation.
7z + -7z = 7z + -7z

Combine like terms: 7z + -7z = 0
0 = 7z + -7z

Combine like terms: 7z + -7z = 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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