1)5x^2+20x+20=-6x+44,
5x^2+14x-24=0
D=196+4*24*5=676=26^2
x1=1.2 x2=-3
2)2x^2+7x-4=3x^2+11x
-x^2-4x-4=0
x^2+4x+4=0
D=16-16=0
x=-4/2=-2
1)5x^2+20x+20=-6x+44,
5x^2+14x-24=0
D=196+4*24*5=676=26^2
x1=1.2 x2=-3
2)2x^2+7x-4=3x^2+11x
-x^2-4x-4=0
x^2+4x+4=0
D=16-16=0
x=-4/2=-2