4-0.4(n-5)=0.2(8n-5)

Solution for 4-0.4(n-5)=0.2(8n-5) equation:

4-0.4(n-5)=0.2(8n-5)

We move all terms to the left:

4-0.4(n-5)-(0.2(8n-5))=0

We multiply parentheses

-0.4n-(0.2(8n-5))+2+4=0


We calculate terms in parentheses: -(0.2(8n-5)), so:

0.2(8n-5)

We multiply parentheses

1.6n-1

Back to the equation:

-(1.6n-1)


We add all the numbers together, and all the variables

-0.4n-(1.6n-1)+6=0

We get rid of parentheses

-0.4n-1.6n+1+6=0

We add all the numbers together, and all the variables

-2n+7=0

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

-2n=-7

n=-7/-2

n=3+1/2