3-1/2x=12

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Solution for 3-1/2x=12 equation: 



3-1/2x=12

We move all terms to the left:

3-1/2x-(12)=0



Domain of the equation: 2x!=0

x!=0/2

x!=0

x∈R



We add all the numbers together, and all the variables

-1/2x-9=0

We multiply all the terms by the denominator


-9*2x-1=0

Wy multiply elements

-18x-1=0

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

-18x=1

x=1/-18

x=-1/18

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