4(0.4n-3)=n-0.25(12-8n)

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Solution for 4(0.4n-3)=n-0.25(12-8n) equation: 



4(0.4n-3)=n-0.25(12-8n)

We move all terms to the left:

4(0.4n-3)-(n-0.25(12-8n))=0

We add all the numbers together, and all the variables

4(0.4n-3)-(n-0.25(-8n+12))=0

We multiply parentheses

0n-(n-0.25(-8n+12))-12=0



We calculate terms in parentheses: -(n-0.25(-8n+12)), so:

n-0.25(-8n+12)

We multiply parentheses

n+2n-3

We add all the numbers together, and all the variables

3n-3

Back to the equation:

-(3n-3)



We add all the numbers together, and all the variables

n-(3n-3)-12=0

We get rid of parentheses

n-3n+3-12=0

We add all the numbers together, and all the variables

-2n-9=0

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

-2n=9

n=9/-2

n=-4+1/2

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