amaya8777 amaya8777
  • 21-10-2021
  • Mathematics
contestada

Help finding the missing length

Help finding the missing length class=

Respuesta :

mbavarasharon7
mbavarasharon7 mbavarasharon7
  • 21-10-2021

Answer:

4x2-6x+6

Step-by-step explanation:

(9x2-2x) +(3x-5)+(m) =13x2-5x+1

(13x2-5x+1)-(9x2+x-5)=m

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