-12+3n+7-8n=45

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Solution for -12+3n+7-8n=45 equation:


-12+3n+7-8n=45

We simplify the equation to the form, which is simple to understand 
-12+3n+7-8n=45

We move all terms containing n to the left and all other terms to the right. 
+3n-8n=+45+12-7

We simplify left and right side of the equation. 
-5n=+50

We divide both sides of the equation by -5 to get n. 
n=-10

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