-12+20=9x-1

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Solution for -12+20=9x-1 equation: 



-12+20=9x-1

We move all terms to the left:

-12+20-(9x-1)=0

We add all the numbers together, and all the variables

-(9x-1)+8=0

We get rid of parentheses

-9x+1+8=0

We add all the numbers together, and all the variables

-9x+9=0

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

-9x=-9

x=-9/-9

x=1

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