Seudónimo Seudónimo
  • 26-09-2020
  • Mathematics
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7b = 4(b + 30) b = 40

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Аноним Аноним
  • 26-09-2020

Answer:

Hello!!! Princess Sakura here ^^

Step-by-step explanation:

[tex]7b=4(b+30)\\7b=4b+120\\3b=120\\b=40[/tex]

Yes you are right :)

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