-3+12=8x-9

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Solution for -3+12=8x-9 equation: 



-3+12=8x-9

We move all terms to the left:

-3+12-(8x-9)=0

We add all the numbers together, and all the variables

-(8x-9)+9=0

We get rid of parentheses

-8x+9+9=0

We add all the numbers together, and all the variables

-8x+18=0

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

-8x=-18

x=-18/-8

x=2+1/4

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