anonymous
  • anonymous
What is the value of the expression 1 – r – a when r = 20 and a = 6? A. –27 B. –25 C. –15 D. –13
Mathematics
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
challenge :(((
BishopPatton
  • BishopPatton
B. -25
anonymous
  • anonymous
i thought it was -13

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BishopPatton
  • BishopPatton
ONE SEC
BishopPatton
  • BishopPatton
No because. 1 - 20 = -19 -19 - 6 = -25
anonymous
  • anonymous
oh
BishopPatton
  • BishopPatton
Negative - Positive = Negative
anonymous
  • anonymous
oh ok
BishopPatton
  • BishopPatton
Positive - Negative = Positive 9 - -6 = 15
BishopPatton
  • BishopPatton
So subtracting negative from positive is kinda like doing addition with that -6 and turning it into a positive 6 so all you do is add 9 + 6 = 15
BishopPatton
  • BishopPatton
Am i making sense to you?
anonymous
  • anonymous
so negative and negative is positive positive and positve is positve negative and positive is negative positive and negative is positve
BishopPatton
  • BishopPatton
Yes!!! Nice Job.
anonymous
  • anonymous
ok thx but i thought it was wrong cuz 3 positve and 1 negative is wierd
BishopPatton
  • BishopPatton
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BishopPatton
  • BishopPatton
It is a good thing that you are learning as you work on this website. Good Job again man :)
BishopPatton
  • BishopPatton
ok... i will brb
anonymous
  • anonymous
ok
BishopPatton
  • BishopPatton
i am back

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