Question

X + 1 supra X = 4 Cat este x la a doua + 1 supra 2x la a doua ?!

Answer 1

x+1=4x (trecem x de la numarator in partea celalta)
rezulta:3x=-1 => x=-3
$\frac{(-3)^{2} +1 }{2*(-3)}$ = $\frac{9+1}{-6}$ = $\frac{10}{-6}$ = $\frac{2}{-3}$