MaggieE43 MaggieE43
  • 10-01-2020
  • Mathematics
contestada

AC=AB+BC;AB=3x+1;BC=x+9;AC=8x+10 prove x=0

Respuesta :

David3981 David3981
  • 10-01-2020

Step-by-step explanation:

8x+10=3x+1 + x+9

8x-3x-x=1+9-10

4x=0

x=0

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