Results 1 to 3 of 3

Math Help - SIMULTANEOUS EQUATIONS ..Ans to confirm

  1. #1
    Newbie
    Joined
    Mar 2008
    Posts
    18

    SIMULTANEOUS EQUATIONS ..Ans to confirm

    Dear friend,

    i need your help to confirm my ans which is difference with the book ans.

    Tq for your kind help & time
    Attached Thumbnails Attached Thumbnails SIMULTANEOUS EQUATIONS ..Ans to confirm-question-ans.png   SIMULTANEOUS EQUATIONS ..Ans to confirm-my-calculation.jpg  
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Super Member ebaines's Avatar
    Joined
    Jun 2008
    From
    Illinois
    Posts
    906
    Thanks
    244

    Re: SIMULTANEOUS EQUATIONS ..Ans to confirm

    The book is correct. Your error is where you combine terms into the quadratic about half-way down the page: you should have 8x^2-15x+6=0. I would advise that you always double-check your answers - substitute your final answers for x and y into the original two equations and see if they work.
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Newbie
    Joined
    Mar 2008
    Posts
    18

    Re: SIMULTANEOUS EQUATIONS ..Ans to confirm

    yes...that my mistake...i found it now.
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Simultaneous Equations 4 variables, 4 equations
    Posted in the Pre-Calculus Forum
    Replies: 3
    Last Post: December 7th 2011, 04:06 PM
  2. Replies: 3
    Last Post: February 27th 2009, 07:05 PM
  3. Replies: 2
    Last Post: February 2nd 2009, 04:14 PM
  4. Simultaneous Equations
    Posted in the Algebra Forum
    Replies: 7
    Last Post: June 14th 2008, 01:55 AM
  5. help with simultaneous equations
    Posted in the Algebra Forum
    Replies: 1
    Last Post: October 24th 2006, 09:36 AM

Search Tags


/mathhelpforum @mathhelpforum