-(5-7n)=30

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Solution for -(5-7n)=30 equation:


-(5-7n)=30

We simplify the equation to the form, which is simple to understand 
-(5-7n)=30

Remove unnecessary parentheses
-5+7n=30

We move all terms containing n to the left and all other terms to the right. 
+7n=+30+5

We simplify left and right side of the equation. 
+7n=+35

We divide both sides of the equation by 7 to get n. 
n=5

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