chloe176
chloe176
29-01-2018
Mathematics
contestada
Please answer this. Hdjhfjfj
Respuesta :
choixongdong
choixongdong
29-01-2018
x - 2y = 7
3x - 2y = 3
--------------------subtract
-2x = 4
x = -2
-2 - 2y = 7
2y = -9
y = -9/2
x = -2 and y = -9/2
answer
A. first option (-2, -9/2)
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