Purplestar1291 Purplestar1291
  • 26-04-2022
  • Mathematics
contestada

if x=-1 and y=2 is the solution of the simultaneous equations .
ax-by=1
ay+bx=-7

Respuesta :

8yvbjp9kdx
8yvbjp9kdx 8yvbjp9kdx
  • 26-04-2022

Answer:ax-by=1

Step-by-step explanation:

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