only1koco
only1koco only1koco
  • 13-09-2016
  • Mathematics
contestada

what is the value of b 7*43=(7*40)+(7*b)

Respuesta :

TheSMan
TheSMan TheSMan
  • 14-09-2016
301=280 + 7b
301-280 = 7b
7b = 21
b=3
Answer Link
acollins acollins
  • 14-09-2016
21. Because 7x43=301 and 7x40=280 therefore the answer is 21 because 301-280=21
Answer Link

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