awisner51
awisner51
12-11-2021
Mathematics
contestada
2x+7y=5
2x-7y=19
elimanation or substution
Respuesta :
nifer5126
nifer5126
12-11-2021
Answer:
(6, -1)
Step-by-step explanation:
4x = 24
x = 6
2(6) + 7y = 5
12 + 7y = 5
7y = -7
y = -1
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