5/9x-21=28

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Solution for 5/9x-21=28 equation: 



5/9x-21=28

We move all terms to the left:

5/9x-21-(28)=0



Domain of the equation: 9x!=0

x!=0/9

x!=0

x∈R



We add all the numbers together, and all the variables

5/9x-49=0

We multiply all the terms by the denominator


-49*9x+5=0

Wy multiply elements

-441x+5=0

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

-441x=-5

x=-5/-441

x=5/441

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