-28=-7z

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Solution for -28=-7z equation:


-28=-7z

We simplify the equation to the form, which is simple to understand 
-28=-7z

We move all terms containing z to the left and all other terms to the right. 
+7z=+28

We simplify left and right side of the equation. 
+7z=+28

We divide both sides of the equation by 07 to get z. 
z=4

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