Question

x*x-2x-35=0,thenx=?​

Answer 1

x2-2x-35=0

x2-2x =35

x2 - x =35/2

Answer 2

Answer:

$x^{2} -2x-35=0\\x^{2} -7x+5x-35=0\\x(x-7)+5(x-7)=0\\(x-7)(x+5)=0$

therefore, x=(-5)

                 x=7