garybansal109 garybansal109
  • 04-06-2021
  • Mathematics
contestada

19) You want to solve the system below by eliminating y. You multiply the first equation by 7. By what number should you multiply the second equation? * 2x - 5y = 1 -3x + 7y = -3 -5 5 -7 7
[tex]i do not know[/tex]
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Respuesta :

brookestluise brookestluise
  • 04-06-2021

Answer:

Should be 7 because you want the equations to balanced.

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