-8n-n-(-7n)-(-9n)=7

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Solution for -8n-n-(-7n)-(-9n)=7 equation:


-8n-n-(-7n)-(-9n)=7

We simplify the equation to the form, which is simple to understand 
-8n-n-(-7n)-(-9n)=7

Remove unnecessary parentheses
-8n-n+7n-(-9n)=7

Remove unnecessary parentheses
-8n-n+7n+9n=7

We move all terms containing n to the left and all other terms to the right. 
-8n-1n+7n+9n=+7

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

We divide both sides of the equation by 7 to get n. 
n=1

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