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-13/2x=13
We move all terms to the left:
-13/2x-(13)=0
Domain of the equation: 2x!=0We multiply all the terms by the denominator
x!=0/2
x!=0
x∈R
-13*2x-13=0
Wy multiply elements
-26x-13=0
We move all terms containing x to the left, all other terms to the right
-26x=13
x=13/-26
x=-1/2
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