4-[5z-(4-5z)]=

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Solution for 4-[5z-(4-5z)]= equation:


Simplifying
4 + -1[5z + -1(4 + -5z)] = 0
4 + -1[5z + (4 * -1 + -5z * -1)] = 0
4 + -1[5z + (-4 + 5z)] = 0

Reorder the terms:
4 + -1[-4 + 5z + 5z] = 0

Combine like terms: 5z + 5z = 10z
4 + -1[-4 + 10z] = 0
4 + [-4 * -1 + 10z * -1] = 0
4 + [4 + -10z] = 0

Combine like terms: 4 + 4 = 8
8 + -10z = 0

Solving
8 + -10z = 0

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 + -10z = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -10z = 0 + -8
-10z = 0 + -8

Combine like terms: 0 + -8 = -8
-10z = -8

Divide each side by '-10'.
z = 0.8

Simplifying
z = 0.8

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