stangbang
stangbang
31-08-2017
Mathematics
contestada
5x-5y-2z=1
10x-10y-4z=2
15x-15y-6z=3
Respuesta :
Skye251
Skye251
31-08-2017
they are all the same answer and here is the answers for all of them x=y+2/5z+1/5
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