Question

(х-1)^2+(х+1)=(х+2)^2-2х+2

Answer 1

$(x-1)^2+(x+1)=(x+2)^2-2x+2\ x^2-2x+1+x+1=x^2+4x+4-2x+2\ -x=2x+4\ 3x=4\ x=frac{4}{3}$