(2+3)/x=21

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Solution for (2+3)/x=21 equation: 



(2+3)/x=21

We move all terms to the left:

(2+3)/x-(21)=0



Domain of the equation: x!=0

x∈R



We add all the numbers together, and all the variables

5/x-21=0

We multiply all the terms by the denominator


-21*x+5=0

We add all the numbers together, and all the variables

-21x+5=0

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

-21x=-5

x=-5/-21

x=5/21

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