15-x/9=21

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Solution for 15-x/9=21 equation: 



15-x/9=21

We move all terms to the left:

15-x/9-(21)=0

We add all the numbers together, and all the variables

-x/9-6=0

We multiply all the terms by the denominator


-x-6*9=0

We add all the numbers together, and all the variables

-1x-54=0

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

-x=54

x=54/-1

x=-54

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