Solving Simultaneous Equations

  Рет қаралды 402,367

Maths Genie

Maths Genie

Күн бұрын

Пікірлер: 113
@leondyson-rix8233
@leondyson-rix8233 4 жыл бұрын
This is good and all but some of the higher questions aren’t quite as simple but this is nice for the concept and understanding of how to do this. If you are doing harder questions you can rearrange the equations so they both equal the same answer (either a or b) then you get rid of the equal answer say b then you can put the equations together and solve to find a (sorry if this is confusing it’s hard to explain)
@rebeccalanyard9482
@rebeccalanyard9482 6 жыл бұрын
thank you so much!!!! I have watched over 100 videos on simultaneous equations and I gave up until I saw this video
@dantae666
@dantae666 5 жыл бұрын
Thank you for the no nosence way of explaining it
@chisomcynthia6014
@chisomcynthia6014 5 жыл бұрын
Tnks. Dis is wat I wanted.. Its straight to d point
@kenwyattpropertymaintenanc9872
@kenwyattpropertymaintenanc9872 4 жыл бұрын
Roadman
@ibegurpardon2825
@ibegurpardon2825 3 жыл бұрын
R u from jamrock
@chanmakah
@chanmakah 3 жыл бұрын
@@kenwyattpropertymaintenanc9872 how is she a road man??
@farhanc9219
@farhanc9219 3 жыл бұрын
@@kenwyattpropertymaintenanc9872 stfu
@rattyvlogger8138
@rattyvlogger8138 3 жыл бұрын
@@chanmakah how do you know his or hers gender
@Great_WesternTVFan
@Great_WesternTVFan 2 жыл бұрын
You saved my time. Much better than the way my teacher taught us. She literally took so much time and instead of explaining it in detail, she will often ask random students for the process. Which is so annoying. But this though, perfect! Much better!
@MegaFuryYoutube
@MegaFuryYoutube Жыл бұрын
3:50 Seconds, isnt 15+4b 19? Can you explain how its 23? im confused
@jackieblake6368
@jackieblake6368 3 жыл бұрын
Maths Genie 3:04 why plus the two equations together this time and how would I know this or recognise this? Please tell me.
@sophia-vn2jg
@sophia-vn2jg 4 жыл бұрын
you say that + and - means you add however you are subtracting either x or y which i understand but why do you subtract instead of adding the values after the = sign in the equations
@rubybel-barko4767
@rubybel-barko4767 Жыл бұрын
Really recommend this I got an A in math from this video, on my way to do a degree a maths!
@sofinaaa1971
@sofinaaa1971 5 жыл бұрын
lets see if this comes up in my mocks.
@abdulhussein600
@abdulhussein600 9 ай бұрын
Did it?
@samuelwoods6648
@samuelwoods6648 2 жыл бұрын
Do these equations have 2 possible values for each variable? So A can equal either 3 or -3 and B can equal either 2 or -2?
@kingbonson6560
@kingbonson6560 7 жыл бұрын
what programme do you use ?
@jackieblake6368
@jackieblake6368 3 жыл бұрын
Maths Genie how would I know what number to use when I want to solve an equation?
@amadif1793
@amadif1793 4 жыл бұрын
You Sir, are amazing. Thank you for helping
@ralphsereki608
@ralphsereki608 3 жыл бұрын
Thank you your time and effort in this video is well appreciated
@uo066-h7u
@uo066-h7u 3 жыл бұрын
In the second equation 3a+4b=23 2a-4b=2 When we replace a=5 the first will equal b=2 while the second b=3 ?
@kirstyadjei4354
@kirstyadjei4354 3 жыл бұрын
thank you this is the only video that makes it easy to understand
@alizamerchant5154
@alizamerchant5154 2 ай бұрын
do u always have to subtract the top from the bottom
@nidgeontour257
@nidgeontour257 3 жыл бұрын
The best explanations out there! Thanks a lot!
@Krxtez
@Krxtez 3 жыл бұрын
My work was due and u saved me thx so much
@alexanderharrison460
@alexanderharrison460 3 жыл бұрын
Thanks a lot. You saved me from having to ask my teacher for extra help! (At lunch)
@zubairmayat7533
@zubairmayat7533 2 жыл бұрын
Haha u can eat in peace now
@fazezade1474
@fazezade1474 4 жыл бұрын
uhh.... still don't get it, any body can you tell me that in 4:25 he says that he has to add em but then he says that he is going to cancel it out. Isn't it supposed to be 4a. PLEASE SOMEONE HELP!
@sky-qd3fn
@sky-qd3fn 4 жыл бұрын
he says take away lol
@aliaster9742
@aliaster9742 4 жыл бұрын
thanks made it simple and got to the point, unlike my teacher. who just goes to it.
@kiflomabraha2029
@kiflomabraha2029 3 жыл бұрын
this is very good job. please prepared another video for basic mathematics Engineering. thanks so much
@obadamustafa1619
@obadamustafa1619 3 жыл бұрын
Omg you are legend i was stuck on something i can not understand and this video helped me, i have test today i hope i can do well. YOU ARE LEGEND SIR
@jabaribelfon6380
@jabaribelfon6380 5 жыл бұрын
ummm i have a problem how do u knnow when u have to minus or add . but great vid ....excuse me i dont have a math brain im slow at math
@josephisrael8959
@josephisrael8959 5 жыл бұрын
When the signs are the same, you minus. When they are different, you add.
@ally826
@ally826 4 жыл бұрын
@@josephisrael8959 at 5:11 why is he subtracting it? If you're meant to add??????????
@littlechewisex3783
@littlechewisex3783 4 жыл бұрын
@@ally826 Ik even on 12:27 he added when supposed to subtract cuz the signs are different i have a retake tomorrow and I’m so confused
@musaalom2338
@musaalom2338 3 жыл бұрын
@@littlechewisex3783 Let’s put it this way. If I have two positive numbers which are the same, for example 4 and 4, what do I do to one to get rid of another? It’s 4-4=0. Now if it’s 4 and -4, what do we do? 4+-4=4-4 because when you have a minus next to a plus you ignore the plus. 4-4=0. Did this help?
@Sara-ch3mo
@Sara-ch3mo 3 жыл бұрын
@@musaalom2338 yeah thanks i have an exam tomorrow 😬
@janeteixeira1952
@janeteixeira1952 6 жыл бұрын
On 5:01' it was 2a-3b=20 2a-2b=10 , I got it right until =10, because I add them up like the previous equation. When you take away on part, you must take away ALL the equation?
@HarmanKahlon-xz3lm
@HarmanKahlon-xz3lm 7 ай бұрын
In 2 question why did he plus the values
@ezekiel.j1
@ezekiel.j1 6 ай бұрын
DASS different add same subtract
@HarmanKahlon-xz3lm
@HarmanKahlon-xz3lm 6 ай бұрын
@@ezekiel.j1 okh
@16h46
@16h46 5 жыл бұрын
Why would you add them !???? In 12:58 my teacher taught me that the A bit is positive and don’t care about the middle sign.??
@yeowch8453
@yeowch8453 5 жыл бұрын
Mehad H word
@lilso8411
@lilso8411 3 жыл бұрын
i thought with simultaneous equations two negatives are a negative and a + and - were positive, but you do the opposite?
@beefycheesecake7528
@beefycheesecake7528 3 жыл бұрын
thank you maths genie this is very helpful
@Khadija-f2e
@Khadija-f2e 7 ай бұрын
where did you get the x2 and x3 on 6:46???
@ezekiel.j1
@ezekiel.j1 6 ай бұрын
they both make 3a and 2a = 6a
@Khadija-f2e
@Khadija-f2e 6 ай бұрын
@@ezekiel.j1 ok thx
@lucybarnsley9520
@lucybarnsley9520 3 жыл бұрын
first video that makes sense straight away !!!!! Thank you so much
@papakarthik452
@papakarthik452 2 жыл бұрын
Maths is fun when you know what you are doing 😂
@damndaniel9547
@damndaniel9547 6 жыл бұрын
aat 10:57 dont you put 5a -3b = 19 under 12a- 3b =54?
@mathsgenie7808
@mathsgenie7808 6 жыл бұрын
+Damn Daniel you can
@zul718
@zul718 4 жыл бұрын
you saved my DAY
@Deji_298
@Deji_298 Жыл бұрын
This makes it look so simple
@asiya-2131
@asiya-2131 6 жыл бұрын
4:02 Does it matter which equation you substitute a in?
@mathsgenie7808
@mathsgenie7808 6 жыл бұрын
No - you will find b by substituting into either equation
@at3036
@at3036 6 жыл бұрын
didn't anyone realize that on the first question that he asked us to try he actually flipped the equations around.
@magchimz4576
@magchimz4576 Жыл бұрын
It's 👍 good for my child
@mattblank9302
@mattblank9302 5 жыл бұрын
2018
@laibzxxx6675
@laibzxxx6675 4 жыл бұрын
Im confused on 4:57 isnt it b=10
@ss-hc7tb
@ss-hc7tb 4 жыл бұрын
because 2b = 14 so b = 7
@haych8726
@haych8726 3 жыл бұрын
No because 5 x 2 = 10
@gabby5779
@gabby5779 3 жыл бұрын
Thanks a lot the way you explained it was really easy and it helped me alot
@igboanyiabia2638
@igboanyiabia2638 3 жыл бұрын
good one
@peanutbutterjelly1403
@peanutbutterjelly1403 6 жыл бұрын
I don’t understand how can 3 x 5 + 4 =23 isn’t it 19?
@mathsgenie7808
@mathsgenie7808 6 жыл бұрын
It is...what question are you referring to? 3 x 5 + 4 x 2 = 23
@laurenwrate9965
@laurenwrate9965 4 жыл бұрын
Amazing😍😍😍😍
@nyashadzingirai778
@nyashadzingirai778 4 жыл бұрын
Thanks for the help
@آفَغَآناِفتِخار-ه2ث
@آفَغَآناِفتِخار-ه2ث 3 жыл бұрын
anyone want follow their maths follow maths genius
@madiecochrane8336
@madiecochrane8336 6 жыл бұрын
OMG THANKYOU
@MikaEdcinger
@MikaEdcinger 7 жыл бұрын
pls face reveal
@FactFlix3
@FactFlix3 4 жыл бұрын
Why lmao
@MikaEdcinger
@MikaEdcinger 4 жыл бұрын
@@FactFlix3 wanna simp over maths genie 😔😔
@foundcause9579
@foundcause9579 3 жыл бұрын
@@MikaEdcinger lmao same
@meatandricegaming5492
@meatandricegaming5492 5 жыл бұрын
thank you
@johnsabondo1629
@johnsabondo1629 8 жыл бұрын
thanks
@alexiwobi8663
@alexiwobi8663 6 жыл бұрын
thank youuu
@lacazette9877
@lacazette9877 5 жыл бұрын
Alex Iwobi I’m watching this vid day after final, shame ur goal couldn’t get us back in the game
@gknkrnkjgjugjrgjrng
@gknkrnkjgjugjrgjrng Жыл бұрын
8:59 ,you are wrong, -4b -(-15b) equals -11 b not your wrong answer(11b).this makes difference as final answer (b value )wOuld be 2 now
@eyeorr
@eyeorr Ай бұрын
Double minus is a plus so it will be -4b + 15b which is 11b
@gknkrnkjgjugjrgjrng
@gknkrnkjgjugjrgjrng Ай бұрын
@@eyeorr cope about it now
@eyeorr
@eyeorr Ай бұрын
@@gknkrnkjgjugjrgjrng ?? LMFAO
@eyeorr
@eyeorr Ай бұрын
@@gknkrnkjgjugjrgjrng cope about not being able to do simple maths
@spookyonipad3823
@spookyonipad3823 5 жыл бұрын
Teacher: do you understand Student:yes miss Me:I am going to fail
@lacazette9877
@lacazette9877 5 жыл бұрын
Thanks mate
@BobBob-uv9fq
@BobBob-uv9fq 2 жыл бұрын
2b or not 2a that is the question
@samwhitehead4203
@samwhitehead4203 3 жыл бұрын
your wrong mate same sign subtract
@PandaJanni
@PandaJanni 2 жыл бұрын
how is this equation useful in my real life bruh
@leonardojose6116
@leonardojose6116 4 жыл бұрын
👍
@bella3465
@bella3465 Жыл бұрын
This is so confusing u didn’t explain it well enough 😭😭
@nicolamaiuga5868
@nicolamaiuga5868 Жыл бұрын
for real im so failing tomorrow exam
@bella3465
@bella3465 Жыл бұрын
@@nicolamaiuga5868 me too girlie dw
@Sam-zx2gn
@Sam-zx2gn 7 ай бұрын
Your a idiot aren't you
@ryanmarr2179
@ryanmarr2179 5 ай бұрын
@@bella3465how did your exams go? I got my GCSE in about a week 😂😂😂
@bella3465
@bella3465 5 ай бұрын
@@ryanmarr2179 got a 2 but I’m retaking this year at college 🥲 gl on ur gcses tho
@tr4pk1nggg37
@tr4pk1nggg37 7 жыл бұрын
ELIMIN88888888
@yunusahmed6596
@yunusahmed6596 6 жыл бұрын
u k
@godschildgodsson1765
@godschildgodsson1765 5 жыл бұрын
Because you want to get b on its own so you take away and the reason where finding b because 4is in both equations
@ironfails2978
@ironfails2978 4 ай бұрын
im failing
@Not4ce
@Not4ce 3 жыл бұрын
why dont you explain what your doing its so annoying
@FactFlix3
@FactFlix3 4 жыл бұрын
Thanks
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