summernae13 summernae13
  • 02-04-2020
  • Mathematics
contestada

find the sum of x^2+3x and -2x^2+9x+5

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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 02-04-2020

Answer:

-x^2 +12x +5

Step-by-step explanation:

x^2+3x + -2x^2+9x+5

I like to line them vertically

  x^2+3x

-2x^2+9x+5

---------------------

-x^2 +12x +5

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