5-5z=12-(5z+7)

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Solution for 5-5z=12-(5z+7) equation:


Simplifying
5 + -5z = 12 + -1(5z + 7)

Reorder the terms:
5 + -5z = 12 + -1(7 + 5z)
5 + -5z = 12 + (7 * -1 + 5z * -1)
5 + -5z = 12 + (-7 + -5z)

Combine like terms: 12 + -7 = 5
5 + -5z = 5 + -5z

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

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

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

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

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

Combine like terms: -5z + 5z = 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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