-39-9x=-21-2x

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Solution for -39-9x=-21-2x equation: 



-39-9x=-21-2x

We move all terms to the left:

-39-9x-(-21-2x)=0

We add all the numbers together, and all the variables

-9x-(-2x-21)-39=0

We get rid of parentheses

-9x+2x+21-39=0

We add all the numbers together, and all the variables

-7x-18=0

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

-7x=18

x=18/-7

x=-2+4/7

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