7z-5z-8=2z-8

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Solution for 7z-5z-8=2z-8 equation:


Simplifying
7z + -5z + -8 = 2z + -8

Reorder the terms:
-8 + 7z + -5z = 2z + -8

Combine like terms: 7z + -5z = 2z
-8 + 2z = 2z + -8

Reorder the terms:
-8 + 2z = -8 + 2z

Add '8' to each side of the equation.
-8 + 8 + 2z = -8 + 8 + 2z

Combine like terms: -8 + 8 = 0
0 + 2z = -8 + 8 + 2z
2z = -8 + 8 + 2z

Combine like terms: -8 + 8 = 0
2z = 0 + 2z
2z = 2z

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

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

Combine like terms: 2z + -2z = 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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