40=1/39x+30

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Solution for 40=1/39x+30 equation: 



40=1/39x+30

We move all terms to the left:

40-(1/39x+30)=0



Domain of the equation: 39x+30)!=0

x∈R



We get rid of parentheses

-1/39x-30+40=0

We multiply all the terms by the denominator


-30*39x+40*39x-1=0

Wy multiply elements

-1170x+1560x-1=0

We add all the numbers together, and all the variables

390x-1=0

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

390x=1

x=1/390

x=1/390

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