12(9-x)=90

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Solution for 12(9-x)=90 equation: 



12(9-x)=90

We move all terms to the left:

12(9-x)-(90)=0

We add all the numbers together, and all the variables

12(-1x+9)-90=0

We multiply parentheses

-12x+108-90=0

We add all the numbers together, and all the variables

-12x+18=0

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

-12x=-18

x=-18/-12

x=1+1/2

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