-9=3+4x=

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Solution for -9=3+4x= equation: 



-9=3+4x=

We move all terms to the left:

-9-(3+4x)=0

We add all the numbers together, and all the variables

-(4x+3)-9=0

We get rid of parentheses

-4x-3-9=0

We add all the numbers together, and all the variables

-4x-12=0

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

-4x=12

x=12/-4

x=-3

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