42/x=3

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Solution for 42/x=3 equation: 



42/x=3

We move all terms to the left:

42/x-(3)=0



Domain of the equation: x!=0

x∈R



We multiply all the terms by the denominator


-3*x+42=0

We add all the numbers together, and all the variables

-3x+42=0

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

-3x=-42

x=-42/-3

x=+14

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