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3/2.50x=13
We move all terms to the left:
3/2.50x-(13)=0
Domain of the equation: 2.50x!=0We multiply all the terms by the denominator
x!=0/2.50
x!=0
x∈R
-13*2.50x+3=0
Wy multiply elements
-26x+3=0
We move all terms containing x to the left, all other terms to the right
-26x=-3
x=-3/-26
x=3/26
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