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z-4(z+2)=-6-2
We simplify the equation to the form, which is simple to understand
z-4(z+2)=-6-2
Reorder the terms in parentheses
z+(-4z-8)=-6-2
Remove unnecessary parentheses
+z-4z-8=-6-2
We move all terms containing z to the left and all other terms to the right.
+1z-4z=-6-2+8
We simplify left and right side of the equation.
-3z=0
We divide both sides of the equation by -3 to get z.
z=-0
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