Answer :
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)
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)