britanya79 britanya79
  • 01-03-2022
  • Mathematics
contestada



Substitution method of simultaneous equations
3x-4y=7
2x+y=12

Respuesta :

cinejames318
cinejames318 cinejames318
  • 01-03-2022

Answer: x=5, y = 2

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( 5 ) ( -2 ) ( 3 ) = - 30
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