(3x-9)=-15

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Solution for (3x-9)=-15 equation: 



(3x-9)=-15

We move all terms to the left:

(3x-9)-(-15)=0

We add all the numbers together, and all the variables

(3x-9)+15=0

We get rid of parentheses

3x-9+15=0

We add all the numbers together, and all the variables

3x+6=0

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

3x=-6

x=-6/3

x=-2

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