-[2z-(12z+2)]=2+(9z+3)

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Solution for -[2z-(12z+2)]=2+(9z+3) equation:


Simplifying
-1[2z + -1(12z + 2)] = 2 + (9z + 3)

Reorder the terms:
-1[2z + -1(2 + 12z)] = 2 + (9z + 3)
-1[2z + (2 * -1 + 12z * -1)] = 2 + (9z + 3)
-1[2z + (-2 + -12z)] = 2 + (9z + 3)

Reorder the terms:
-1[-2 + 2z + -12z] = 2 + (9z + 3)

Combine like terms: 2z + -12z = -10z
-1[-2 + -10z] = 2 + (9z + 3)
[-2 * -1 + -10z * -1] = 2 + (9z + 3)
[2 + 10z] = 2 + (9z + 3)

Reorder the terms:
2 + 10z = 2 + (3 + 9z)

Remove parenthesis around (3 + 9z)
2 + 10z = 2 + 3 + 9z

Combine like terms: 2 + 3 = 5
2 + 10z = 5 + 9z

Solving
2 + 10z = 5 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
2 + 10z + -9z = 5 + 9z + -9z

Combine like terms: 10z + -9z = 1z
2 + 1z = 5 + 9z + -9z

Combine like terms: 9z + -9z = 0
2 + 1z = 5 + 0
2 + 1z = 5

Add '-2' to each side of the equation.
2 + -2 + 1z = 5 + -2

Combine like terms: 2 + -2 = 0
0 + 1z = 5 + -2
1z = 5 + -2

Combine like terms: 5 + -2 = 3
1z = 3

Divide each side by '1'.
z = 3

Simplifying
z = 3

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