-[6z-(12z+4)]=4+(5z+7)

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Solution for -[6z-(12z+4)]=4+(5z+7) equation:


Simplifying
-1[6z + -1(12z + 4)] = 4 + (5z + 7)

Reorder the terms:
-1[6z + -1(4 + 12z)] = 4 + (5z + 7)
-1[6z + (4 * -1 + 12z * -1)] = 4 + (5z + 7)
-1[6z + (-4 + -12z)] = 4 + (5z + 7)

Reorder the terms:
-1[-4 + 6z + -12z] = 4 + (5z + 7)

Combine like terms: 6z + -12z = -6z
-1[-4 + -6z] = 4 + (5z + 7)
[-4 * -1 + -6z * -1] = 4 + (5z + 7)
[4 + 6z] = 4 + (5z + 7)

Reorder the terms:
4 + 6z = 4 + (7 + 5z)

Remove parenthesis around (7 + 5z)
4 + 6z = 4 + 7 + 5z

Combine like terms: 4 + 7 = 11
4 + 6z = 11 + 5z

Solving
4 + 6z = 11 + 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
4 + 6z + -5z = 11 + 5z + -5z

Combine like terms: 6z + -5z = 1z
4 + 1z = 11 + 5z + -5z

Combine like terms: 5z + -5z = 0
4 + 1z = 11 + 0
4 + 1z = 11

Add '-4' to each side of the equation.
4 + -4 + 1z = 11 + -4

Combine like terms: 4 + -4 = 0
0 + 1z = 11 + -4
1z = 11 + -4

Combine like terms: 11 + -4 = 7
1z = 7

Divide each side by '1'.
z = 7

Simplifying
z = 7

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