Question

X²-(x+3)(x-3)=3x решите уравнение

Answer 1

$x^{2} - ( x^{2} -9)=3x x^{2} - x^{2}+9=3x 9=3x x=3$

Answer 2

Xˇ2-(x+3)(x-3)=3x
xˇ2 - (xˇ2-9) = 3x
xˇ2-xˇ2 +9 =3x
3x=9
x=3