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Re: Help me with my math correction

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SeraphicFlame is not online. SeraphicFlame
Joined: 17 May 2014
Total Posts: 7174
13 Jan 2016 11:39 AM
So the problem is -16n-4(9-6n)+31

I simplified it and got uh 8n+(-5)

Is it correct
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TheShadowMessage is not online. TheShadowMessage
Joined: 21 Sep 2012
Total Posts: 10379
13 Jan 2016 11:49 AM
yes ur right
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JakeSpecialSnowflake is not online. JakeSpecialSnowflake
Joined: 30 Dec 2015
Total Posts: 1453
13 Jan 2016 11:49 AM
So the problem is -16n-4(9-6n)+31
how do you do this?

-16n-36+24n+31

-8n-5
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pandatoby is not online. pandatoby
Joined: 01 Oct 2011
Total Posts: 10351
13 Jan 2016 11:51 AM
-16n-4(9-6n)+31

-16n - 36 - 24n + 31

-40 n = -5
40n = 5
n = 5/40
= 1/8


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JakeSpecialSnowflake is not online. JakeSpecialSnowflake
Joined: 30 Dec 2015
Total Posts: 1453
13 Jan 2016 11:52 AM
panda you forgot to distribute the double negative into a positive +24
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Souppee is not online. Souppee
Joined: 13 Apr 2011
Total Posts: 4950
13 Jan 2016 11:52 AM
my brain literally just stopped working
help


all your property now belongs to souppee
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OurMine is not online. OurMine
Joined: 23 Dec 2010
Total Posts: 104
13 Jan 2016 11:53 AM
Using the laws of BIDMAS:

-16n = -16n
-4(9-6n) = --36+24n
+31 = 31

Collecting like terms:

-5+8n
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pandatoby is not online. pandatoby
Joined: 01 Oct 2011
Total Posts: 10351
13 Jan 2016 11:53 AM
Yah, dumb me, came of a 4 hour sesh of maths/biology just now.


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falcondg is not online. falcondg
Joined: 24 Jul 2011
Total Posts: 1324
13 Jan 2016 11:53 AM
ikr soup


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OurMine is not online. OurMine
Joined: 23 Dec 2010
Total Posts: 104
13 Jan 2016 11:58 AM
There is no equals sign in the original equation OP just wants to expand brackets and collect like terms.
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kennyomega is not online. kennyomega
Joined: 04 Jul 2010
Total Posts: 30868
13 Jan 2016 12:00 PM
Good
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SeraphicFlame is not online. SeraphicFlame
Joined: 17 May 2014
Total Posts: 7174
13 Jan 2016 05:47 PM
I wanted to simplified it not finding x /-:
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Paracosm is not online. Paracosm
Joined: 25 May 2012
Total Posts: 29395
13 Jan 2016 05:55 PM
anh just ask me on skype lol

ill help u



In Para We Trust || #REDFORever
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Valkyrieius is not online. Valkyrieius
Joined: 25 Mar 2012
Total Posts: 2227
13 Jan 2016 06:02 PM
use mathway


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goku19876 is not online. goku19876
Joined: 11 Feb 2011
Total Posts: 7576
13 Jan 2016 06:14 PM
-5+8n

but go on mathway it's a really sick calculator with everything you need for homework





#code lets try
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OurMine is not online. OurMine
Joined: 23 Dec 2010
Total Posts: 104
14 Jan 2016 11:21 AM
Or you can do this by yourself to further improve your mathematical skills.
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ropuk is not online. ropuk
Joined: 05 Jan 2013
Total Posts: 2953
14 Jan 2016 11:22 AM
i hate math
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OurMine is not online. OurMine
Joined: 23 Dec 2010
Total Posts: 104
16 Jan 2016 08:48 AM
I <3 math.
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LimitedBear is not online. LimitedBear
Joined: 10 Aug 2013
Total Posts: 1520
16 Jan 2016 08:50 AM
-16n-4(9-6n)+31
-16n-36+24n+31
8n-5

yep


-lim
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OurMine is not online. OurMine
Joined: 23 Dec 2010
Total Posts: 104
16 Jan 2016 08:51 AM
Can anyone else solve this?
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koen523 is not online. koen523
Joined: 23 Feb 2011
Total Posts: 4026
16 Jan 2016 09:03 AM
-16n-4(9-6n)+31
-16n+(-4*9-4*6n)+31
-16n+(-36-24n)+31
(-16n-24n)+(-36+31)
-40n+5

easy

do you understand?
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kennyomega is not online. kennyomega
Joined: 04 Jul 2010
Total Posts: 30868
16 Jan 2016 12:03 PM
easy
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Vazim is not online. Vazim
Joined: 26 Oct 2013
Total Posts: 1805
16 Jan 2016 12:08 PM
correct


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koen523 is not online. koen523
Joined: 23 Feb 2011
Total Posts: 4026
16 Jan 2016 12:08 PM
im good
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