x/2=15/(x+1)

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Solution for x/2=15/(x+1) equation:



x/2=15/(x+1)
We move all terms to the left:
x/2-(15/(x+1))=0
Domain of the equation: (x+1))!=0
x∈R
We calculate fractions
2x^2/2x+()/2x=0
We multiply all the terms by the denominator
2x^2+()=0
We add all the numbers together, and all the variables
2x^2=0
a = 2; b = 0; c = 0;
Δ = b2-4ac
Δ = 02-4·2·0
Δ = 0
Delta is equal to zero, so there is only one solution to the equation
Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{0}{4}=0$

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