lilPocky
lilPocky lilPocky
  • 21-04-2019
  • Mathematics
contestada

which of the following expressions reperesents the distance between -13 and -4 on a number line?​

which of the following expressions reperesents the distance between 13 and 4 on a number line class=

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altavistard
altavistard altavistard
  • 21-04-2019

Answer:

Step-by-step explanation:

You've shared only possible answers a and c.  What about b and d?

Answer a) is correct.  The second - sign represents the difference between -13 and -4 (which is 7, by the way).  -13 - (-4) works out to -13 + 4 = -9, and the absolute value of that is |-9|, or 9, the distance between -13 and -4.

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Аноним Аноним
  • 21-04-2019

Answer:

It is a.

Step-by-step explanation:

The distance is  | -13 - (-4)|

= |-9|

= 9

Answer Link

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