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2600/x=100
We move all terms to the left:
2600/x-(100)=0
Domain of the equation: x!=0We multiply all the terms by the denominator
x∈R
-100*x+2600=0
We add all the numbers together, and all the variables
-100x+2600=0
We move all terms containing x to the left, all other terms to the right
-100x=-2600
x=-2600/-100
x=+26