-9(1+n)=-18

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Solution for -9(1+n)=-18 equation: 



-9(1+n)=-18

We move all terms to the left:

-9(1+n)-(-18)=0

We add all the numbers together, and all the variables

-9(n+1)-(-18)=0

We add all the numbers together, and all the variables

-9(n+1)+18=0

We multiply parentheses

-9n-9+18=0

We add all the numbers together, and all the variables

-9n+9=0

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

-9n=-9

n=-9/-9

n=1

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