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  • 24-09-2018
  • Mathematics
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please help asap 20opts

please help asap 20opts class=

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Аноним Аноним
  • 24-09-2018
the answer is A because we simplify the 7 b by subtracting 6 b which gives us 1 b but in this case it will just be B and then we add 7c
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