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(0.5+0.13+x)/x=0.8
We move all terms to the left:
(0.5+0.13+x)/x-(0.8)=0
Domain of the equation: x!=0We add all the numbers together, and all the variables
x∈R
(x+0.63)/x-(0.8)=0
We add all the numbers together, and all the variables
(x+0.63)/x-0.8=0
We multiply all the terms by the denominator
(x+0.63)-(0.8)*x=0
We multiply parentheses
(x+0.63)-0.8x=0
We get rid of parentheses
x-0.8x+0.63=0
We add all the numbers together, and all the variables
0.2x+0.63=0
We move all terms containing x to the left, all other terms to the right
0.2x=-0.63
x=-0.63/0.2
x=-3+0.03/0.2
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