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21-m=9 anyone know this ?

User Sven Rojek
by
7.3k points

2 Answers

1 vote

Answer:

12

Explanation:

21-m=9

21-9=12

m=12

User Dancer
by
8.0k points
7 votes

Answer:

m=12

Explanation:

21-m=9

-m=9-21

-m=-12

m=12

User Chuidiang
by
7.1k points