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15=1/2x+12
We move all terms to the left:
15-(1/2x+12)=0
Domain of the equation: 2x+12)!=0We get rid of parentheses
x∈R
-1/2x-12+15=0
We multiply all the terms by the denominator
-12*2x+15*2x-1=0
Wy multiply elements
-24x+30x-1=0
We add all the numbers together, and all the variables
6x-1=0
We move all terms containing x to the left, all other terms to the right
6x=1
x=1/6
x=1/6
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