blonde5589 blonde5589
  • 24-02-2016
  • Mathematics
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what is 15m+12n+5m-3n

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Аноним Аноним
  • 24-02-2016
20m-9m 
you have to combine like terms.
15 m goes with 5 m
and 12n goes with negative 3n
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yogirlrabbit130
yogirlrabbit130 yogirlrabbit130
  • 24-02-2016
20m+9n you just have to add the 2 ms and minus 3n from 12n
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