Question

(x+2)^2-x^2=24
solve for x

Answer 1

Multiply (x+2)(x+2)\[=x^2+2x+2x+4=x^2+4x+4\]
So we have
\[x^2+4x+4-x^2=24\]
combine like terms! :)

Answer 2

\[4x+4=24 \text{ since } x^2-x^2=0\]

Answer 3

thanxxxxx

Answer 4

myininaya sorry but where did you get the x for the 4?