Question

Solve. x2 – 2x = 3.

Answer 1

(x-3)(x+1)

Answer 2

=0
x-3=0
x+1=0

x=3 ,, x=-1

Answer 3

There's also this sweet equation called the quadratic, and it gives you the answers for any equation of the form
Ax2+Bx+C =0.

Answer 4

Lana's way is quicker in this case, depending on how quick you are at factoring.