-4=4-2n

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Solution for -4=4-2n equation: 



-4=4-2n

We move all terms to the left:

-4-(4-2n)=0

We add all the numbers together, and all the variables

-(-2n+4)-4=0

We get rid of parentheses

2n-4-4=0

We add all the numbers together, and all the variables

2n-8=0

We move all terms containing n to the left, all other terms to the right

2n=8

n=8/2

n=4

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