Question

Could someone please help me with this Algebra simplifying question? http://i.imgur.com/KtFQASZ.jpg

Answer 1

When you see (a^2 - b^2) make it = (a + b) (a - b).

Answer 2

@douglaswinslowcooper yep thanks but still how do i do the question?

Answer 3

(x^2-9) = (x-3)(x+3)
They do not want us to just give the answers.
2x -6 = 2(x-3)
etc.

Answer 4

thanks! @douglaswinslowcooper i think i'll take it from here.

Answer 5

Glad to have been some help. Onward!