2z-4(9-3z)=621

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Solution for 2z-4(9-3z)=621 equation:


2z-4(9-3z)=621

We simplify the equation to the form, which is simple to understand 
2z-4(9-3z)=621

Reorder the terms in parentheses
2z+(-36+12z)=621

Remove unnecessary parentheses
+2z-36+12z=+621

We move all terms containing z to the left and all other terms to the right. 
+2z+12z=+621+36

We simplify left and right side of the equation. 
+14z=+657

We divide both sides of the equation by 14 to get z. 
z=46.928571428571

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