-21=x/9

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Solution for -21=x/9 equation: 



-21=x/9

We move all terms to the left:

-21-(x/9)=0

We add all the numbers together, and all the variables

-(+x/9)-21=0

We get rid of parentheses

-x/9-21=0

We multiply all the terms by the denominator


-x-21*9=0

We add all the numbers together, and all the variables

-1x-189=0

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

-x=189

x=189/-1

x=-189

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