3z-6-7=8

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Solution for 3z-6-7=8 equation:


3z-6-7=8

We simplify the equation to the form, which is simple to understand 
3z-6-7=8

We move all terms containing z to the left and all other terms to the right. 
+3z=+8+6+7

We simplify left and right side of the equation. 
+3z=+21

We divide both sides of the equation by 3 to get z. 
z=7

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