9x+-1=12x+3

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Solution for 9x+-1=12x+3 equation: 



9x+-1=12x+3

We move all terms to the left:

9x+-1-(12x+3)=0

We add all the numbers together, and all the variables

9x-(12x+3)=0

We get rid of parentheses

9x-12x-3=0

We add all the numbers together, and all the variables

-3x-3=0

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

-3x=3

x=3/-3

x=-1

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