-[2z-(9z-2)]=2+(6z+8)

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Solution for -[2z-(9z-2)]=2+(6z+8) equation:


Simplifying
-1[2z + -1(9z + -2)] = 2 + (6z + 8)

Reorder the terms:
-1[2z + -1(-2 + 9z)] = 2 + (6z + 8)
-1[2z + (-2 * -1 + 9z * -1)] = 2 + (6z + 8)
-1[2z + (2 + -9z)] = 2 + (6z + 8)

Reorder the terms:
-1[2 + 2z + -9z] = 2 + (6z + 8)

Combine like terms: 2z + -9z = -7z
-1[2 + -7z] = 2 + (6z + 8)
[2 * -1 + -7z * -1] = 2 + (6z + 8)
[-2 + 7z] = 2 + (6z + 8)

Reorder the terms:
-2 + 7z = 2 + (8 + 6z)

Remove parenthesis around (8 + 6z)
-2 + 7z = 2 + 8 + 6z

Combine like terms: 2 + 8 = 10
-2 + 7z = 10 + 6z

Solving
-2 + 7z = 10 + 6z

Solving for variable 'z'.

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

Add '-6z' to each side of the equation.
-2 + 7z + -6z = 10 + 6z + -6z

Combine like terms: 7z + -6z = 1z
-2 + 1z = 10 + 6z + -6z

Combine like terms: 6z + -6z = 0
-2 + 1z = 10 + 0
-2 + 1z = 10

Add '2' to each side of the equation.
-2 + 2 + 1z = 10 + 2

Combine like terms: -2 + 2 = 0
0 + 1z = 10 + 2
1z = 10 + 2

Combine like terms: 10 + 2 = 12
1z = 12

Divide each side by '1'.
z = 12

Simplifying
z = 12

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