0.3(n-5)=0.4-0.2(-n-7)

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Solution for 0.3(n-5)=0.4-0.2(-n-7) equation: 



0.3(n-5)=0.4-0.2(-n-7)

We move all terms to the left:

0.3(n-5)-(0.4-0.2(-n-7))=0

We add all the numbers together, and all the variables

0.3(n-5)-(0.4-0.2(-1n-7))=0

We multiply parentheses

0.3n-(0.4-0.2(-1n-7))-1.5=0



We calculate terms in parentheses: -(0.4-0.2(-1n-7)), so:

0.4-0.2(-1n-7)

determiningTheFunctionDomain
-0.2(-1n-7)+0.4

We multiply parentheses

0.2n+1.4+0.4

We add all the numbers together, and all the variables

0.2n+1.8

Back to the equation:

-(0.2n+1.8)



We get rid of parentheses

0.3n-0.2n-1.8-1.5=0

We add all the numbers together, and all the variables

0.1n-3.3=0

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

0.1n=3.3

n=3.3/0.1

n=32+0.1/0.1

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