Ask Me Help Desk

Ask Me Help Desk (https://www.askmehelpdesk.com/forum.php)
-   High School (https://www.askmehelpdesk.com/forumdisplay.php?f=400)
-   -   Math coursework (https://www.askmehelpdesk.com/showthread.php?t=55613)

  • Jan 18, 2007, 11:51 AM
    big k
    math coursework
    the equation I'm given is x*x=x+x+x+x


    pleasehelp asap I just don't get how u get a soulution to it as there are no numbers to start with :confused:

    thanks to all that try and help :P
  • Jan 18, 2007, 11:54 AM
    Thegreywizard
    ancer is x*x=4x
    x*x/x=4x/x
    x= 4



    hope I'm right
  • Jan 18, 2007, 11:57 AM
    Tuscany
    The equation is asking this:

    What two numbers multiplied together = 4 numbers added together.

    Guess and Check is a good strategy for this.
  • Jan 18, 2007, 07:16 PM
    CaptainForest
    x*x=x+x+x+x
    x^2 = 4x
    x^2 - 4x = 0
    (x+0) (x-4) = 0

    x + 0 = 0
    x = 0

    x – 4 = 0
    x = 4

    Therefore, x = 0 or 4

  • All times are GMT -7. The time now is 03:10 AM.