12=x/9+4

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Solution for 12=x/9+4 equation: 



12=x/9+4

We move all terms to the left:

12-(x/9+4)=0

We get rid of parentheses

-x/9-4+12=0

We multiply all the terms by the denominator


-x-4*9+12*9=0

We add all the numbers together, and all the variables

-1x+72=0

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

-x=-72

x=-72/-1

x=+72

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