Question 607985
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Hi, If I am understanding Your Number Line Properly

    |    |     |      |     |     |     |     |
  as   400    X            Y 96400            Z
4 Equal spaces between 400 and 96400  AND (96400-400 = 96000)
  96000/4 = {{{highlight(24000)}}}
 X = 400+24000= 24400
 Y = 96400-24000= 72400
 Z = 96400 + 2·24000 = 144400
 X + Y + Z =  = 24400 + 72400 + 144400 =