nooralhalawlah999
nooralhalawlah999
12-01-2021
Mathematics
contestada
solve using substitution
Respuesta :
lacampanella
lacampanella
12-01-2021
Answer:
(3, -8)
Step-by-step explanation:
-3*3 - 3y = 15
-9 -3y = 15
3y = -24
y = -8
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