3z-(4-z)-4=8

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Solution for 3z-(4-z)-4=8 equation:


Simplifying
3z + -1(4 + -1z) + -4 = 8
3z + (4 * -1 + -1z * -1) + -4 = 8
3z + (-4 + 1z) + -4 = 8

Reorder the terms:
-4 + -4 + 3z + 1z = 8

Combine like terms: -4 + -4 = -8
-8 + 3z + 1z = 8

Combine like terms: 3z + 1z = 4z
-8 + 4z = 8

Solving
-8 + 4z = 8

Solving for variable 'z'.

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

Add '8' to each side of the equation.
-8 + 8 + 4z = 8 + 8

Combine like terms: -8 + 8 = 0
0 + 4z = 8 + 8
4z = 8 + 8

Combine like terms: 8 + 8 = 16
4z = 16

Divide each side by '4'.
z = 4

Simplifying
z = 4

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