12+1/3x=7

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Solution for 12+1/3x=7 equation: 



12+1/3x=7

We move all terms to the left:

12+1/3x-(7)=0



Domain of the equation: 3x!=0

x!=0/3

x!=0

x∈R



We add all the numbers together, and all the variables

1/3x+5=0

We multiply all the terms by the denominator


5*3x+1=0

Wy multiply elements

15x+1=0

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

15x=-1

x=-1/15

x=-1/15

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