Solve a System by Graphing, Substitution, Elimination

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  • Опубликовано: 10 сен 2024

Комментарии • 64

  • @BlooplyLooply13
    @BlooplyLooply13 Год назад +14

    You're my go-to math teacher. Your videos have made summer school easier, especially because I'm learning completely new material at such a fast pace. I really need this, thank you.

  • @jsmoss5081
    @jsmoss5081 Год назад +14

    You explain this a lot better than my professor, she just right notes and expects you to figure out each step on your own

    • @sockpocketpre-alpha8258
      @sockpocketpre-alpha8258 10 месяцев назад

      Dang what’s your English professor doing smh

    • @___king___
      @___king___ 9 месяцев назад

      @@sockpocketpre-alpha8258 english?

    • @sockpocketpre-alpha8258
      @sockpocketpre-alpha8258 9 месяцев назад

      @@___king___ I think there was a clever joke in there somewhere but I can't remember what is was.

    • @akapasokopo
      @akapasokopo 4 месяца назад

      @@sockpocketpre-alpha8258 XD

  • @Daviddrt.
    @Daviddrt. 9 месяцев назад +14

    Thank you I have a test on all three in 12 hours this has really helped.

    • @Mr.Wazowsky
      @Mr.Wazowsky Месяц назад

      what did you get on the test ?

  • @Ba_A
    @Ba_A 6 месяцев назад +6

    At 4:30 the graph solution given is not correct. The correct solution should have been (-2, -5). The graph was crooked.

    • @TeacherinNJ
      @TeacherinNJ 5 месяцев назад

      I noticed that, too. If he would have plugged them into the original equation he would have caught his mistake.
      I love his videos but you’ve got a keen eye there.

  • @TheNamedVirtue
    @TheNamedVirtue 6 месяцев назад +2

    Excellent video! I'm relieved you decided put all three methods in one video.

  • @rizzly_bear_420
    @rizzly_bear_420 Месяц назад

    I just found this on the algorithm under “watch again” and I realized I forgot to comment! You saved my butt in eighth grade, and I got accepted into a high school thanks to my high math grade 😁
    Couldn’t have done it without you, thank you so much.

  • @SilverStorm68
    @SilverStorm68 4 месяца назад +1

    I know i am late to the party, but thank you so much! If i don't pass this test, i'm going to loose out on High school credits, and i now fell 10x more confident in myself and my ability to do this!🙂

  • @akapasokopo
    @akapasokopo 4 месяца назад +3

    Is the graphing in the first correct?

  • @vecteevs
    @vecteevs Год назад +4

    So talented math teacher!

  • @Golidddking
    @Golidddking Год назад +21

    I am not understanding is there other way simpler

    • @VANEKsubsribe4cookie
      @VANEKsubsribe4cookie 6 месяцев назад

      Yes

    • @angelm3853
      @angelm3853 6 месяцев назад +12

      It's over for you

    • @Thebrokenangel_official
      @Thebrokenangel_official 6 месяцев назад +5

      Well try to listen and then take notes on what he tried to explain. Or just what did you not understand?..

    • @nutglaze
      @nutglaze 5 месяцев назад +3

      This dude elaborates too much it's confusing the students. Like when he says "you can replace them or substitute" like bruh just say substitute just keep it short and sweet they'll lose attention. Also simplify your vocabulary to them

    • @akapasokopo
      @akapasokopo 4 месяца назад

      I don’t know what to say..

  • @Buffering710
    @Buffering710 4 месяца назад +1

    You just saved my grade thank you so much.😁

  • @gravethedawnx4885
    @gravethedawnx4885 5 месяцев назад +1

    you make everything so easy can you please make videos on the harder things like quadratics and stuff

    • @brianmclogan
      @brianmclogan  5 месяцев назад

      I have hundreds of videos on quadratics. Check out my playlists on my channel

  • @hypeoptic654
    @hypeoptic654 Год назад +2

    Thank you so much for this compilation! I have a test on all of these in 2 days.

  • @zesrdtfyguhiasdasfv
    @zesrdtfyguhiasdasfv 3 месяца назад +1

    i think the first one is wrong because i got (-2,--5,) i am using graph paper and i dont see the solution. Good video just a heads up

    • @ninacilliers3225
      @ninacilliers3225 3 месяца назад

      I tried it out on my own, and got the same answer as Mr.McLogan... also --5 is not a number. Remember that two negatives cancel out and give a positive number.

    • @kittycatgamer3327
      @kittycatgamer3327 3 месяца назад

      @@ninacilliers3225 yes, two negatives equal a positive 😀

  • @tearz__1125
    @tearz__1125 6 месяцев назад +1

    I love this man

  • @rachelrose8021
    @rachelrose8021 5 месяцев назад

    wow this helped a lot i have a test pretty soon good video!

  • @user-it6sm4vc8p
    @user-it6sm4vc8p 6 месяцев назад

    such a great teacher👍👍👍👍👍👍

  • @mikesmith7620
    @mikesmith7620 4 месяца назад +3

    Sir, are you by any chance taking students who've finished school? 😂😂

  • @kathryncost851
    @kathryncost851 6 месяцев назад +5

    lizzie needa stop yappin

  • @hamidzaidi4431
    @hamidzaidi4431 5 месяцев назад +1

    I don’t understand the way you’ve shown it why adding or subtracting in the first step of the equations

  • @soeaung1740
    @soeaung1740 27 дней назад

    I got it👍

  • @user-bc6kv1br2e
    @user-bc6kv1br2e 6 месяцев назад +1

    why did 12y+(-12) make it x=2 i dont get it pls someone understand

    • @akapasokopo
      @akapasokopo 4 месяца назад +1

      -30 and -28 made it 2. 12y is cancelled so it’s gonna be 0

  • @Speedy653
    @Speedy653 7 месяцев назад

    Bro tysm, I needed this badly

  • @Nikhilesh_Mavuru
    @Nikhilesh_Mavuru 9 месяцев назад

    This is so helpful

  • @Keepyourthoughtspositive
    @Keepyourthoughtspositive Год назад +1

    I found graphing so confusing since you were a bit fast found it even shed to register anything 🙁🙁😩😩

  • @1nsporational_20
    @1nsporational_20 10 месяцев назад +2

    at 6:43 why does it -2x+4, and not 2x - 4 ?? someone pls expain

    • @jiyang4602
      @jiyang4602 10 месяцев назад +2

      How did you get 2x - 4? You should only subtract 2x from both sides to eliminate the x and so, the y will remain.

    • @TeacherinNJ
      @TeacherinNJ 5 месяцев назад +1

      You want to put it in slope-intercept form (y=mx+b) to keep it simple.
      Therefore, put the -2x before the 4.
      You never take the sign away from the number, so 2x cannot become -2x, and 4 cannot become -4.
      Since the negative is on the 2x then you have -2x and since the 4 has no sign it stays positive 4.

    • @akapasokopo
      @akapasokopo 4 месяца назад +1

      How do you get 2x-4?

  • @ronaldjorgensen6839
    @ronaldjorgensen6839 Год назад +1

    graph 1/4 pi in abstraction @ 45 degree rms sine wave as example also launch measure probe from 0/0 to intersect peak power inertia path of first 3 harmonicsmy pen goes dry trying

    • @johnnolen8338
      @johnnolen8338 Год назад +2

      Why be a troll? McLogan is teaching basic algebra here, which has nothing to do with sine waves, peak power, or rms values. Though given the content of your comment I suspect that you don't know what any of those words mean yourself.

    • @akapasokopo
      @akapasokopo 4 месяца назад

      @@johnnolen8338lol

    • @akapasokopo
      @akapasokopo 4 месяца назад +1

      @@johnnolen8338lol 😂

  • @Chickenfireball-pj9gl
    @Chickenfireball-pj9gl 3 месяца назад

    3 hours of studying fit into 13 minutes

  • @hamidzaidi4431
    @hamidzaidi4431 5 месяцев назад

    This is like a level maths. It’s dam hard

  • @mynameisbakr
    @mynameisbakr 9 месяцев назад

    11:04 what if it was 0

  • @behappy4848
    @behappy4848 Месяц назад

    The solution for the question in thumbnail is (2,1)

  • @stephennjogu5599
    @stephennjogu5599 2 месяца назад +1

    😂 it

  • @dahyununsworth3106
    @dahyununsworth3106 7 месяцев назад

    Kalbo

  • @CHIISANA_OTEN
    @CHIISANA_OTEN Год назад

    this is really good! compiling related videos!