2[z-1]=16

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Solution for 2[z-1]=16 equation:


Simplifying
2[z + -1] = 16

Reorder the terms:
2[-1 + z] = 16
[-1 * 2 + z * 2] = 16
[-2 + 2z] = 16

Solving
-2 + 2z = 16

Solving for variable 'z'.

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

Add '2' to each side of the equation.
-2 + 2 + 2z = 16 + 2

Combine like terms: -2 + 2 = 0
0 + 2z = 16 + 2
2z = 16 + 2

Combine like terms: 16 + 2 = 18
2z = 18

Divide each side by '2'.
z = 9

Simplifying
z = 9

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