-[2z-(4z+4)]=4+(1z+9)

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Solution for -[2z-(4z+4)]=4+(1z+9) equation:


Simplifying
-1[2z + -1(4z + 4)] = 4 + (1z + 9)

Reorder the terms:
-1[2z + -1(4 + 4z)] = 4 + (1z + 9)
-1[2z + (4 * -1 + 4z * -1)] = 4 + (1z + 9)
-1[2z + (-4 + -4z)] = 4 + (1z + 9)

Reorder the terms:
-1[-4 + 2z + -4z] = 4 + (1z + 9)

Combine like terms: 2z + -4z = -2z
-1[-4 + -2z] = 4 + (1z + 9)
[-4 * -1 + -2z * -1] = 4 + (1z + 9)
[4 + 2z] = 4 + (1z + 9)

Reorder the terms:
4 + 2z = 4 + (9 + 1z)

Remove parenthesis around (9 + 1z)
4 + 2z = 4 + 9 + 1z

Combine like terms: 4 + 9 = 13
4 + 2z = 13 + 1z

Solving
4 + 2z = 13 + 1z

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.
4 + 2z + -1z = 13 + 1z + -1z

Combine like terms: 2z + -1z = 1z
4 + 1z = 13 + 1z + -1z

Combine like terms: 1z + -1z = 0
4 + 1z = 13 + 0
4 + 1z = 13

Add '-4' to each side of the equation.
4 + -4 + 1z = 13 + -4

Combine like terms: 4 + -4 = 0
0 + 1z = 13 + -4
1z = 13 + -4

Combine like terms: 13 + -4 = 9
1z = 9

Divide each side by '1'.
z = 9

Simplifying
z = 9

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