(13x-15)-(9+6x)=-3

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Solution for (13x-15)-(9+6x)=-3 equation: 



(13x-15)-(9+6x)=-3

We move all terms to the left:

(13x-15)-(9+6x)-(-3)=0

We add all the numbers together, and all the variables

(13x-15)-(6x+9)-(-3)=0

We add all the numbers together, and all the variables

(13x-15)-(6x+9)+3=0

We get rid of parentheses

13x-6x-15-9+3=0

We add all the numbers together, and all the variables

7x-21=0

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

7x=21

x=21/7

x=3

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