Results 1 to 4 of 4

Math Help - Solving Linear equations

  1. #1
    Newbie
    Joined
    Apr 2008
    Posts
    12

    Solving Linear equations

    Solve The Following Equation:
    3(2a-1)
    -------- = 4
    7

    please explain (if u can in words how u did it)
    pls keep it simple i dont have a good vocabulary
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Junior Member
    Joined
    Mar 2008
    Posts
    30
    Quote Originally Posted by Davidxes View Post
    Solve The Following Equation:
    3(2a-1)
    -------- = 4
    7

    please explain (if u can in words how u did it)
    pls keep it simple i dont have a good vocabulary
    are you trying to find the value for "a"? and is the 4 and 7 there for a reason?
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Newbie
    Joined
    Apr 2008
    Posts
    12

    um..

    Yes..
    i am trying to find a
    dont worry about the 7
    u can get rid of it

    the equation should look like dis now 3(2a-1)=7 times 4 = 28
    so its = 3(2a-1)=28

    ok now this part i dont get : o
    Follow Math Help Forum on Facebook and Google+

  4. #4
    MHF Contributor Mathstud28's Avatar
    Joined
    Mar 2008
    From
    Pennsylvania
    Posts
    3,641

    Just follow my steps

    \frac{3(2a-1)}{7}=4...using the distributive property \frac{6a-3}{7}=4...then by multiplying both sides by 7...you get 6a-3=28...adding three to each side you get 6a=31...then finally by dividing by six you get a=\frac{31}{6}
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Replies: 6
    Last Post: November 30th 2011, 01:41 AM
  2. Solving Linear Equations
    Posted in the Advanced Applied Math Forum
    Replies: 1
    Last Post: September 22nd 2009, 04:38 AM
  3. Solving linear equations.
    Posted in the Algebra Forum
    Replies: 8
    Last Post: April 13th 2008, 06:04 AM
  4. Solving Linear equations
    Posted in the Algebra Forum
    Replies: 1
    Last Post: April 4th 2008, 08:54 PM
  5. Solving Linear equations
    Posted in the Algebra Forum
    Replies: 5
    Last Post: April 4th 2008, 08:00 PM

Search Tags


/mathhelpforum @mathhelpforum