-13x-39=9-7x

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Solution for -13x-39=9-7x equation: 



-13x-39=9-7x

We move all terms to the left:

-13x-39-(9-7x)=0

We add all the numbers together, and all the variables

-13x-(-7x+9)-39=0

We get rid of parentheses

-13x+7x-9-39=0

We add all the numbers together, and all the variables

-6x-48=0

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

-6x=48

x=48/-6

x=-8

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