be3ner be3ner
  • 03-02-2022
  • Mathematics
contestada

2x-3y=9
-5x-3y=30
Elimination Please Help!!

Respuesta :

Francisc00 Francisc00
  • 03-02-2022
X= -3
Y= 5 because of subtracting 30-9= 21 and with this the 2 whole equations so:
-5x-3y=30
-2x+3y=-9
-7x=21
x=-3 and
15-3y=30 so 30-15= 15=3y
15/3= 5
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