(z+5)-7=(z-7)+5

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Solution for (z+5)-7=(z-7)+5 equation:


Simplifying
(z + 5) + -7 = (z + -7) + 5

Reorder the terms:
(5 + z) + -7 = (z + -7) + 5

Remove parenthesis around (5 + z)
5 + z + -7 = (z + -7) + 5

Reorder the terms:
5 + -7 + z = (z + -7) + 5

Combine like terms: 5 + -7 = -2
-2 + z = (z + -7) + 5

Reorder the terms:
-2 + z = (-7 + z) + 5

Remove parenthesis around (-7 + z)
-2 + z = -7 + z + 5

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

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

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

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

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

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

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

Combine like terms: z + -1z = 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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