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  • 11-12-2020
  • Mathematics
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I need it fast please

I need it fast please class=

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MyRoikaLarkEas
MyRoikaLarkEas MyRoikaLarkEas
  • 11-12-2020

Answer:

B. 3m-18n

Step-by-step explanation:

5m+3n-5m+3(m-7n)

=5m+3n-5m+3m-21n

=3m-18n

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rbwf52ki5f rbwf52ki5f
  • 11-12-2020
It’s B.
I have to use 20 characters so....




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