how do i simplify brackets eg 5(a+7)?

someone asked this like two years ago. and i love math. and someone needs to tell me if im right lol added its 21 the squar...

Can someone give a method of Solving this problem (105 % 5 =) without the use of a calculator. In other words pen an paper

what are 5 things that happened after the american revolution? I have 3: treaty of paris was signed, loyalists moved to canad...

Can someone simplify k+1(k+2) for me please. I'm trying to prove that 2+4+6+...+2n=n(n+1) using mathematical induction

I have to write a summary on it . and I need 3-5 main ideas . Any help ?

Who knows how to help me I neeed to get a level 7 in my sats my teacher said i am already aiming for a level 6?

okay so I need help with my homework. these are the ones I don’t understand. can someone please help me??? its algebra… sim...

hey how do you make a title/cover page forhonors english 5-6 paper?/ like I know it should be in hte center of the page..but ...

hey, can someone help me solve these, I don't know why but I cant get the right answer when I verify them. so, if you can, ca...

I don't want the answers. I just started this lesson in my math class, and I don't get it?! Can you just give me the steps!? ...