2(z+1)=12

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Solution for 2(z+1)=12 equation: 


Simplifying
2(z + 1) = 12

Reorder the terms:
2(1 + z) = 12
(1 * 2 + z * 2) = 12
(2 + 2z) = 12

Solving
2 + 2z = 12

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 = 12 + -2

Combine like terms: 2 + -2 = 0
0 + 2z = 12 + -2
2z = 12 + -2

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

Divide each side by '2'.
z = 5

Simplifying
z = 5

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