-12=-2n+0.2(20-6n)

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Solution for -12=-2n+0.2(20-6n) equation: 



-12=-2n+0.2(20-6n)

We move all terms to the left:

-12-(-2n+0.2(20-6n))=0

We add all the numbers together, and all the variables

-(-2n+0.2(-6n+20))-12=0



We calculate terms in parentheses: -(-2n+0.2(-6n+20)), so:

-2n+0.2(-6n+20)

We multiply parentheses

-2n-1.2n+4

We add all the numbers together, and all the variables

-3.2n+4

Back to the equation:

-(-3.2n+4)



We get rid of parentheses

3.2n-4-12=0

We add all the numbers together, and all the variables

3.2n-16=0

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

3.2n=16

n=16/3.2

n=5

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