Results 1 to 3 of 3

Thread: SAT math arithmetic mean

  1. #1

    SAT math arithmetic mean

    SAT math arithmetic mean

    Could you help with the following SAT math question:
    "Find the arithmetic mean of x,y, and z If 4x+3y=7 and y+4z=17"

    Thanks!!

  2. #2

    SAT math arithmetic mean

    SAT math arithmetic mean

    "Find the arithmetic mean of x,y, and z If 4x+3y=7 and y+4z=17"
    Adding the given equations you have 4x+4y+4z=24

    and then divide by 4 the previous equation gives you



    Therefore the arithmetic mean of these three variables are:


  3. #3
    Thanks Jack

Tags for this Thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •