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Mathematics 8 Online
OpenStudy (cheesecakekitten):

WILL MEDAL AND FAN!!!!! A rectangular family room has an area of 42,496 square inches. Which of the following expressions can you use to convert 42,496 square inches to its equivalent in square yards?

OpenStudy (cheesecakekitten):

Answers:

OpenStudy (cheesecakekitten):

@pooja195 @AloneS @imqwerty @daisyrainbowmist Sorry for mass-mention, But can you help please.

OpenStudy (cheesecakekitten):

@Jaynator495 @mathstudent55

OpenStudy (anonymous):

wow that's hard im not sure @iGreen @mathmale @mathmath333

OpenStudy (chaosguardian14):

idk sry CheesecakeKitten

OpenStudy (madiimay4music):

There are 36 inches in a yard so a region that is 1 yard by 1 yard will be 36 inches by 36 inches and thus have an area of 36 36 = 1296

OpenStudy (madiimay4music):

I'm working on it, give me one second and I'll have it, okay? very good at math.

OpenStudy (madiimay4music):

what grade is this for?

OpenStudy (cheesecakekitten):

9th. And sorry if that was rude, I was talking to someone else.

OpenStudy (madiimay4music):

Nah, its fine, I'm used to it.

OpenStudy (madiimay4music):

It looks to me like all of these answers are wrong.... There are 12 inches in a foot, but 12x12 is 144, it should be 12 squared inches divided by one squared foot, and then the rest being 1 square yard over three squared feet...... otherwise it is.... A

OpenStudy (cheesecakekitten):

Thanks a bunch. I have more

OpenStudy (madiimay4music):

okay

OpenStudy (cheesecakekitten):

Jason and Rosa are bringing boxes of books to sell at the library used book sale. Jason brings a boxes of 24 books each. Rosa brings b boxes of 24 books each. Which expression could be used to represent the total number of books? Answers:

OpenStudy (cheesecakekitten):

@madiimay4music

OpenStudy (madiimay4music):

Hi, I'm here, looking over it. I would have to say d

OpenStudy (cheesecakekitten):

Oh kay, thanks ! :D

OpenStudy (madiimay4music):

yeah, no problem

OpenStudy (cheesecakekitten):

What is the value of 3yx + 2x when x = 4 and y = -2?

OpenStudy (cheesecakekitten):

Actually I think I know this but you can check

OpenStudy (madiimay4music):

ok, send ur answer

OpenStudy (cheesecakekitten):

Just a sec. -16?

OpenStudy (cheesecakekitten):

B

OpenStudy (madiimay4music):

That is what I got yes.

OpenStudy (cheesecakekitten):

Alright great. Next question: Factor 4x^2 - 36 completely :D

OpenStudy (cheesecakekitten):

Ignore the smiley lol

OpenStudy (madiimay4music):

Hold on a minute, it's been a while

OpenStudy (cheesecakekitten):

I'll wait :)

OpenStudy (madiimay4music):

d

OpenStudy (cheesecakekitten):

A rectangle is (2x + 5) long and (x^2 - 3x + 1) wide. What is its area?

OpenStudy (cheesecakekitten):

Just let me know when you want to stop.

OpenStudy (cheesecakekitten):

Don't worry it's not an actual exam or anything. :)

OpenStudy (madiimay4music):

ok, just a min

OpenStudy (cheesecakekitten):

@madiimay4music You still there?

imqwerty (imqwerty):

i am here (B

OpenStudy (madiimay4music):

Helllo

imqwerty (imqwerty):

\(\Large Area~of~rectangle=length~\times ~width\)

imqwerty (imqwerty):

you have the length and width given you gotta multiply them both to get the area

OpenStudy (madiimay4music):

answer to your last question... 8x^2 -14x + 5

OpenStudy (cheesecakekitten):

Thanks! :D

OpenStudy (madiimay4music):

yupperoony

OpenStudy (cheesecakekitten):

Uh wait that's not one of the answers

OpenStudy (cheesecakekitten):

Should I attach it again?

OpenStudy (madiimay4music):

yes

OpenStudy (cheesecakekitten):

OpenStudy (madiimay4music):

A sorry, my math was wrong.. lol

OpenStudy (madiimay4music):

tag me in next post

OpenStudy (madiimay4music):

@CheesecakeKitten

OpenStudy (cheesecakekitten):

yEAH?

OpenStudy (cheesecakekitten):

sORRY I WAS JUST ARGUING WITH SOME GRAMMAR NAZI LOL

OpenStudy (madiimay4music):

oh, caps is on btw

OpenStudy (cheesecakekitten):

Oh hanks. I'lll brb

OpenStudy (madiimay4music):

ok

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