stangbang stangbang

31-08-2017
Mathematics

contestada

5x-5y-2z=1
10x-10y-4z=2
15x-15y-6z=3

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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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