2(2z+6)=4

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Solution for 2(2z+6)=4 equation: 


Simplifying
2(2z + 6) = 4

Reorder the terms:
2(6 + 2z) = 4
(6 * 2 + 2z * 2) = 4
(12 + 4z) = 4

Solving
12 + 4z = 4

Solving for variable 'z'.

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

Add '-12' to each side of the equation.
12 + -12 + 4z = 4 + -12

Combine like terms: 12 + -12 = 0
0 + 4z = 4 + -12
4z = 4 + -12

Combine like terms: 4 + -12 = -8
4z = -8

Divide each side by '4'.
z = -2

Simplifying
z = -2

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