n+0.3n=39

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Solution for n+0.3n=39 equation:



n+0.3n=39
We move all terms to the left:
n+0.3n-(39)=0
We add all the numbers together, and all the variables
1.3n-39=0
We move all terms containing n to the left, all other terms to the right
1.3n=39
n=39/1.3
n=30

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