Results 1 to 2 of 2

Math Help - Linear Equations in two variables

  1. #1
    Newbie
    Joined
    Dec 2008
    Posts
    1

    Exclamation Linear Equations in two variables

    x + y(square) = 11
    x(square) + y = 7

    find x and y
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Flow Master
    mr fantastic's Avatar
    Joined
    Dec 2007
    From
    Zeitgeist
    Posts
    16,948
    Thanks
    5
    Quote Originally Posted by Prince View Post
    x + y(square) = 11
    x(square) + y = 7

    find x and y
    Substitute y = 7 - x^2 into x + y^2 = 11 and solve the resulting equation. Note that one of the solutions is x = 2. Now you have a cubic to deal with ....
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 2
    Last Post: April 20th 2010, 04:26 PM
  2. Linear Equations in Two Variables
    Posted in the Algebra Forum
    Replies: 2
    Last Post: January 22nd 2009, 06:58 AM
  3. Linear equations in two variables add. help
    Posted in the Algebra Forum
    Replies: 2
    Last Post: May 26th 2008, 08:14 AM
  4. Linear equations in two variables
    Posted in the Algebra Forum
    Replies: 5
    Last Post: May 25th 2008, 11:58 AM
  5. Linear Equations in 4 variables..
    Posted in the Advanced Algebra Forum
    Replies: 6
    Last Post: September 25th 2007, 07:35 PM

Search Tags


/mathhelpforum @mathhelpforum