3(-3-x)=-18

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Solution for 3(-3-x)=-18 equation: 



3(-3-x)=-18

We move all terms to the left:

3(-3-x)-(-18)=0

We add all the numbers together, and all the variables

3(-1x-3)-(-18)=0

We add all the numbers together, and all the variables

3(-1x-3)+18=0

We multiply parentheses

-3x-9+18=0

We add all the numbers together, and all the variables

-3x+9=0

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

-3x=-9

x=-9/-3

x=+3

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