4n+9=-18

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Solution for 4n+9=-18 equation: 



4n+9=-18

We move all terms to the left:

4n+9-(-18)=0

We add all the numbers together, and all the variables

4n+27=0

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

4n=-27

n=-27/4

n=-6+3/4

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