October 2018 1 39 Report
Resolver los sistemas siguientes aplicando el método de sustitución.....por favor ayuden plis
1).2X +Y =7
3X -2Y =14

2).5X + 9Y=17
X +2Y=23
3).4X -2Y=8
3X +2Y=23
4).8X +3Y = 5
7X -6Y=1,5
5).10X -3Y= 16
4X -7Y = 18
6). 0,3X -Y =0
0,5X + 0,4Y =12,4
7). 5X +2Y = -21
3X -4Y = 3
8). 4X = 5Y +22
3Y = 2X - 10
9). 5X +6Y =2
2X - 3Y = -0,1
10). 1/3X + 1/5Y =3

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