X+3=-9+4x

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



X+3=-9+4X

We move all terms to the left:

X+3-(-9+4X)=0

We add all the numbers together, and all the variables

X-(4X-9)+3=0

We get rid of parentheses

X-4X+9+3=0

We add all the numbers together, and all the variables

-3X+12=0

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

-3X=-12

X=-12/-3

X=+4

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