12=-8+4n

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Solution for 12=-8+4n equation:



12=-8+4n
We move all terms to the left:
12-(-8+4n)=0
We add all the numbers together, and all the variables
-(4n-8)+12=0
We get rid of parentheses
-4n+8+12=0
We add all the numbers together, and all the variables
-4n+20=0
We move all terms containing n to the left, all other terms to the right
-4n=-20
n=-20/-4
n=+5

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