-9x+4x-30=x+12

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Solution for -9x+4x-30=x+12 equation: 



-9x+4x-30=x+12

We move all terms to the left:

-9x+4x-30-(x+12)=0

We add all the numbers together, and all the variables

-5x-(x+12)-30=0

We get rid of parentheses

-5x-x-12-30=0

We add all the numbers together, and all the variables

-6x-42=0

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

-6x=42

x=42/-6

x=-7

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