7-(2-z)=z-4

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Solution for 7-(2-z)=z-4 equation:


Simplifying
7 + -1(2 + -1z) = z + -4
7 + (2 * -1 + -1z * -1) = z + -4
7 + (-2 + 1z) = z + -4

Combine like terms: 7 + -2 = 5
5 + 1z = z + -4

Reorder the terms:
5 + 1z = -4 + z

Solving
5 + 1z = -4 + z

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '-1z' to each side of the equation.
5 + 1z + -1z = -4 + z + -1z

Combine like terms: 1z + -1z = 0
5 + 0 = -4 + z + -1z
5 = -4 + z + -1z

Combine like terms: z + -1z = 0
5 = -4 + 0
5 = -4

Add '-5' to each side of the equation.
5 + -5 = -4 + -5

Combine like terms: 5 + -5 = 0
0 = -4 + -5

Combine like terms: -4 + -5 = -9
0 = -9

Simplifying
0 = -9

Combine like terms: 0 + 9 = 9
9 = -9 + 9

Combine like terms: -9 + 9 = 0
9 = 0

The solution to this equation could not be determined.

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