daylenhines12 daylenhines12
  • 11-10-2018
  • Mathematics
contestada

simplify the expression 5a-2a+9

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destinyshumway11
destinyshumway11 destinyshumway11
  • 11-10-2018

7a+9 that’s the answer





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sarahacluxton
sarahacluxton sarahacluxton
  • 11-10-2018

It would be 3a+9. You want to add the like terms. To solve, first add all the "a's". You jave 5a, minus 2a, so you are left with 3a. There's only 1 whole number so just leave it be.

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