4.5+1.5n=18-3n

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Solution for 4.5+1.5n=18-3n equation: 



4.5+1.5n=18-3n

We move all terms to the left:

4.5+1.5n-(18-3n)=0

We add all the numbers together, and all the variables

1.5n-(-3n+18)+4.5=0

We get rid of parentheses

1.5n+3n-18+4.5=0

We add all the numbers together, and all the variables

4.5n-13.5=0

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

4.5n=13.5

n=13.5/4.5

n=3

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