-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+12)!=0

x∈R



We get rid of parentheses

-1/2x-12-3=0

We multiply all the terms by the denominator


-12*2x-3*2x-1=0

Wy multiply elements

-24x-6x-1=0

We add all the numbers together, and all the variables

-30x-1=0

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

-30x=1

x=1/-30

x=-1/30

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