12z-(4z+6)=86

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Solution for 12z-(4z+6)=86 equation:


Simplifying
12z + -1(4z + 6) = 86

Reorder the terms:
12z + -1(6 + 4z) = 86
12z + (6 * -1 + 4z * -1) = 86
12z + (-6 + -4z) = 86

Reorder the terms:
-6 + 12z + -4z = 86

Combine like terms: 12z + -4z = 8z
-6 + 8z = 86

Solving
-6 + 8z = 86

Solving for variable 'z'.

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

Add '6' to each side of the equation.
-6 + 6 + 8z = 86 + 6

Combine like terms: -6 + 6 = 0
0 + 8z = 86 + 6
8z = 86 + 6

Combine like terms: 86 + 6 = 92
8z = 92

Divide each side by '8'.
z = 11.5

Simplifying
z = 11.5

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