-6x+12=-123-9x

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Solution for -6x+12=-123-9x equation: 



-6x+12=-123-9x

We move all terms to the left:

-6x+12-(-123-9x)=0

We add all the numbers together, and all the variables

-6x-(-9x-123)+12=0

We get rid of parentheses

-6x+9x+123+12=0

We add all the numbers together, and all the variables

3x+135=0

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

3x=-135

x=-135/3

x=-45

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