30+10n=120+50n

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Solution for 30+10n=120+50n equation: 



30+10n=120+50n

We move all terms to the left:

30+10n-(120+50n)=0

We add all the numbers together, and all the variables

10n-(50n+120)+30=0

We get rid of parentheses

10n-50n-120+30=0

We add all the numbers together, and all the variables

-40n-90=0

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

-40n=90

n=90/-40

n=-2+1/4

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