asked 10.0k views
2 votes
I need it fast please

I need it fast please-example-1

2 Answers

6 votes
It’s B.
I have to use 20 characters so....




answered
User Srikan
by
8.8k points
4 votes

Answer:

B. 3m-18n

Explanation:

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

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

=3m-18n

answered
User Lidashuang
by
8.7k points

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