sarahbjoseph36 sarahbjoseph36
  • 13-01-2021
  • Mathematics
contestada

4b^+3b^-4b
Please help

4b3b4b Please help class=

Respuesta :

dpson35
dpson35 dpson35
  • 13-01-2021

b(4b+3b)- 4= 0

b(7b) = 4

7b² = 4

7b² = 2²

7b = 2

b= 2/7

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