-3(2z-7)=-6+21

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Solution for -3(2z-7)=-6+21 equation:


-3(2z-7)=-6+21

We simplify the equation to the form, which is simple to understand 
-3(2z-7)=-6+21

Reorder the terms in parentheses
+(-6z+21)=-6+21

Remove unnecessary parentheses
-6z+21=-6+21

We move all terms containing z to the left and all other terms to the right. 
-6z=-6+21-21

We simplify left and right side of the equation. 
-6z=-6

We divide both sides of the equation by -6 to get z. 
z=1

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