2n-n-4+7n=

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Solution for 2n-n-4+7n= equation:


2n-n-4+7n=0

We simplify the equation to the form, which is simple to understand 
2n-n-4+7n=0

We move all terms containing n to the left and all other terms to the right. 
+2n-1n+7n=0+4

We simplify left and right side of the equation. 
+8n=+4

We divide both sides of the equation by 8 to get n. 
n=0.5

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