0.3(n-5)=0.4n-0.2n

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Solution for 0.3(n-5)=0.4n-0.2n equation: 



0.3(n-5)=0.4n-0.2n

We move all terms to the left:

0.3(n-5)-(0.4n-0.2n)=0

We add all the numbers together, and all the variables

0.3(n-5)-(+0.2n)=0

We multiply parentheses

0.3n-(+0.2n)-1.5=0

We get rid of parentheses

0.3n-0.2n-1.5=0

We add all the numbers together, and all the variables

0.1n-1.5=0

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

0.1n=1.5

n=1.5/0.1

n=15

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