0.9(n-30)=0.5(n+10)

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Solution for 0.9(n-30)=0.5(n+10) equation: 



0.9(n-30)=0.5(n+10)

We move all terms to the left:

0.9(n-30)-(0.5(n+10))=0

We multiply parentheses

0.9n-(0.5(n+10))-27=0



We calculate terms in parentheses: -(0.5(n+10)), so:

0.5(n+10)

We multiply parentheses

0.5n+5

Back to the equation:

-(0.5n+5)



We get rid of parentheses

0.9n-0.5n-5-27=0

We add all the numbers together, and all the variables

0.4n-32=0

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

0.4n=32

n=32/0.4

n=80

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