george123451
george123451 george123451
  • 16-11-2020
  • Mathematics
contestada

i need help solving this

i need help solving this class=

Respuesta :

ShaliaMckay18
ShaliaMckay18 ShaliaMckay18
  • 16-11-2020

Answer:

60-30=30 50-40=10 40-50=(-10)

Step-by-step explanation:

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