12=2/5x+4

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Solution for 12=2/5x+4 equation: 



12=2/5x+4

We move all terms to the left:

12-(2/5x+4)=0



Domain of the equation: 5x+4)!=0

x∈R



We get rid of parentheses

-2/5x-4+12=0

We multiply all the terms by the denominator


-4*5x+12*5x-2=0

Wy multiply elements

-20x+60x-2=0

We add all the numbers together, and all the variables

40x-2=0

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

40x=2

x=2/40

x=1/20

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