Help me with this problem,
best answer will be given.
Screencap in comments.

Question

Help me with this problem,
best answer will be given.
Screencap in comments.

jravenv · Answer

attachment

sdfgsdfgs · Answer

You need to factor the expressions in order to solve this problem. Do you know how?

For example   (n+a)(n-b) = n^2 +(a-b)n - ab

jravenv · Answer

I have no idea how

sdfgsdfgs · Answer

It will be VERY difficult to explain if you have no idea on how to factor :(

jravenv · Answer

Yeah I dont :/

vocaloid · Answer

maybe try reading this first and asking this question later? like sdfgsdfgs said, it's very hard to explain factoring http://www.purplemath.com/modules/factquad.htm

sdfgsdfgs · Answer

Thank you @Vocaloid  :)

@Jravenv I know you want to learn n not just be given the ans. :) plz read up at that link (or ur own study material) first. We will be here to help if you have trouble understanding anything.