-4x-9=-x-30

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Solution for -4x-9=-x-30 equation: 



-4x-9=-x-30

We move all terms to the left:

-4x-9-(-x-30)=0

We add all the numbers together, and all the variables

-4x-(-1x-30)-9=0

We get rid of parentheses

-4x+1x+30-9=0

We add all the numbers together, and all the variables

-3x+21=0

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

-3x=-21

x=-21/-3

x=+7

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