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2.5=100-102/x
We move all terms to the left:
2.5-(100-102/x)=0
Domain of the equation: x)!=0We add all the numbers together, and all the variables
x!=0/1
x!=0
x∈R
-(-102/x+100)+2.5=0
We get rid of parentheses
102/x-100+2.5=0
We multiply all the terms by the denominator
-100*x+(2.5)*x+102=0
We add all the numbers together, and all the variables
-100x+(2.5)*x+102=0
We multiply parentheses
-100x+2.5x+102=0
We add all the numbers together, and all the variables
-97.5x+102=0
We move all terms containing x to the left, all other terms to the right
-97.5x=-102
x=-102/-97.5
x=1+3/65
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