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8-n=4.00
We move all terms to the left:
8-n-(4.00)=0
We add all the numbers together, and all the variables
-n+8-4=0
We add all the numbers together, and all the variables
-1n+4=0
We move all terms containing n to the left, all other terms to the right
-n=-4
n=-4/-1
n=+4
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