gamesis2009
gamesis2009 gamesis2009
  • 09-11-2022
  • Mathematics
contestada

Simply each expansion

1. (2a +3b)+(-a-2b)
2.(-2x+q)+(x+2q)
3.(5a+6b)+(-2a+7b)
4. (-3a - 7b)+(5a+4b)

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