-21=-6z+3

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Solution for -21=-6z+3 equation:


-21=-6z+3

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

We move all terms containing z to the left and all other terms to the right. 
+6z=+3+21

We simplify left and right side of the equation. 
+6z=+24

We divide both sides of the equation by 06 to get z. 
z=4

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