big8arcJocbeb
big8arcJocbeb big8arcJocbeb
  • 04-07-2016
  • Mathematics
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simplify –7 (–3)x 5 (–6)x

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marymyf
marymyf marymyf
  • 04-07-2016
If the space is time, so the answer is 21x and -30x
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