bishwhat
bishwhat
30-03-2017
Mathematics
contestada
SLOVE 3X+Y=17 , 2X-Y=13 BY ELIMINATION
Respuesta :
Аноним
Аноним
30-03-2017
3X+Y=17
2X-Y=13
-------------------add
5x = 30
x = 6
3X+Y=17
3(6)+Y=17
18 + Y = 17
Y = -1
answer x = 6 y = -1 or (6,-1)
Answer Link
TheCheesE
TheCheesE
30-03-2017
1. x=17-Y/3
2. x=13+Y/2
Answer Link
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