Question

Solve for x
x^2 – 1 = x + 1

Answer 1

Bring everything to one side.

\(\Large \color{Black}{\Rightarrow x^2 - x - 2 = 0 }\)

Quadratic equation!

Answer 2

x^2 – 1 = x + 1
x^2-x-2=0

Answer 3

(x-2)(x+1)

Answer 4

fine?

Answer 5

Fontez nooo

Answer 6

no what? :)

Answer 7

explain me please...

Answer 8

You shouldn't give the whole answer!

Answer 9

why? ahhhh?!!?!? why not?? openstudy ->sharing or not?

Answer 10

news rules and conditions?

Answer 11

Yes.

Answer 12

strange, very strange...but ok. delete my account. not accord this conditions...bye and thanks.

Answer 13

Ok, bye!