ejercicio 178

X Y
0 1.8
1 3
2 4.2
3 5.4
4 6.6

X Y
0 4.3
1 3
2 1.6
3 0.3
4 -1
6x -5y = -9, 4x + 3y = 13
X Y
0 0.2
1 1
2 2.6
3 4
4 5.4

X y
0 1.3
1 1.1
2 1
3 0.8
4 0.6
7x – 15y = 1, -x – 6y = 8
X Y
0 10.2
1 9.5
2 8.7
3 8
4 7.2

X Y
0 7.8
1 6
2 4.1
3 2.3
4 0.5
3x – 4y = 41, 11x + 6y = 47
X Y
0 -12
1 -8.6
2 -5.3
3 -2
4 -1.3

X Y
0 0.8
1 0.4
2 0
3 -0.4
4 -0.8
10x – 3y = 36, 2x + 5y = -4
X Y
0 1.2
1 0.4
2 -0.3
3 -1.1
4 -2

X Y
0 -6.8
1 -5.6
2 -4.4
3 -3.2
4 -2
9x + 11y = -14, 6x – 5y = -34
X Y
0 0.2
1 -1
2 -2.2
3 -3.4
4 -4.6

X Y
0 -0.1
1 -0.7
2 -1.6
3 -2.4
4 -3.2
11x – 9y =2, 13x – 15y = -2
X Y
0 2.2
1 1.4
2 -5
3 -8.6
4 -12.2

X Y
0 2.8
1 1.7
2 0.6
3 -0.4
4 -1.5
18x + 5y = -11, 12x + 11y = 31
X Y
0 -0.5
1 -0.7
2 -2
3 -3.2
4 -4.5

X Y
0 -3.6
1 -2.8
2 -2
3 -1.1
4 -0.3
9x +7Y = -4, 11X – 13Y = -48
X Y
0 1.4
1 0.5
2 -0.2
3 -1.1
4 -2

X Y
0 1.3
1 0.5
2 -0.3
3 -1.2
4 -7.5
12x – 14y = 20, 12y – 14x = -19
X Y
0 40
1 25
2 10
3 -5
4 -20

X Y
0 29.5
1 27.1
2 24.7
3 22.3
4 -20
15x – y = 40, 19x + 8y = 236
X Y
0 -1.2
1 -2
2 -5
3 -8.5
4 -11.8

X Y
0 0.5
1 -0.8
2 -2.2
3 -3.6
4 -5
36x – 11y = -14, 24x – 17y = 10
X Y
0 6.1
1 5.4
2 4.7
3 4
4 3.2

X Y
0 1.6
1 0.8
2 0
3 0.7
4 1.5
12x – 17y =104, 15x + 19y = -31