angelique92 angelique92
  • 23-10-2019
  • Mathematics
contestada

3x+5y=3
-x+2y=10
Cramer’s rule

Respuesta :

underratedSinger
underratedSinger underratedSinger
  • 23-10-2019

Answer:

y=3

x=-4

Step-by-step explanation:

-x+2y=10

*3

-3x+6y=30,

then add it with 3x+5y=3,

3x+5y=3

-3x+6y=30, would be...

0x+11y=33,

y=3,

x=-4

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