SISTEMA DE ECUACIONES

1 6X+9Y=36

6X+4Y=26

5Y=10 Y=2 X=3

2X+3Y=123X+2Y=13B

A

A BX Y3 20 4

X Y3 21 5

GRÁFICA

(3, 2)

10X-2Y=14

3X+2Y=12

13X=26 X=2 Y=3

5X-Y=73X+2Y=12B

A

A BX Y2 30 -7

X Y2 30 6

GRÁFICA

2

(2, 3)

6X+2Y=10

X-2Y=11

7X=21 X=3 Y=-4

3X+Y=5X-2Y=11B

A

A BX Y3 -40 5

X Y3 -41 -5

GRÁFICA

3

(3, -4)

4X+6Y=6

5X-6Y=3

9X=9 X=1

Y=1/3

2X+3Y=35X-6Y=3B

A

A BX Y1 0,30 1

X Y1 0,3-3 -3

GRÁFICA

4

(1, 1/3)

X+6Y=2

X+2Y=1

4Y=1 Y=1/4 X=1/2

(X/2)+3Y=1X+2Y=1B

A

A BX Y

0,5 0,25-4 1

X Y0,5 0,25-1 1

GRÁFICA

5

(1/2, 1/4)

2X+2Y=10XY

2X+3Y=12XY

Y=2XY X=1/2 Y=1/3

(1/X)+(1/Y)=5(3/X)+(2/Y)=12B

A

A BX Y

0,5 0,31 0,25

X Y0,5 0,31 0,2

GRÁFICA

6

(1/2, 1/3)

5X+6Y=2

3X-6Y=30

8X=32 X=4 Y=-3

(5X/2)+3Y=1(3X/2)-3Y=15B

A

A BX Y4 -3-2 2

X Y4 -32 -4

GRÁFICA

7

(4, -3)

2X+7Y=3

2X-2Y=6

9Y=9 Y=1 X=-2

2(X-Y)+(X-Y)/3=3X-1X-Y=3B

A

A BX Y-2 15 -1

X Y-2 13 0

GRÁFICA

8

(-2, 1)

8X-3Y=-36

3Y=12

8X=-24 X=-3Y=4

(8X-3Y)/4=-93Y=12B

A

A BX Y-3 40 12

X Y-3 4

GRÁFICA

9

(-3, 4)

3X+Y=5

13X+Y=25

10X=20 X=2 Y=-1

(2X-Y)/5=X-13X-(2X-Y)/5=5B

A

A BX Y2 -10 5

X Y2 -10 25

GRÁFICA

10

(2, -1)

4X-3Y=-9

2X-3Y=-7

2X=-2 X=-1 Y=5/3

Y=(4X/3)+3Y=(2X/3)+(7/3)B

A

A BX Y-1 1,60 3

X Y-1 1,61 3

GRÁFICA

11

(-1, 5/3)

6X+8Y=6

15X+8Y=9

9X=3 X=1/3 Y=1/2

(X/2)+(2Y/3)=1/2(5X/4)+(2Y/3)=3/4B

A

A BX Y

O,3 0,51 0

X Y0,3 0,5-1 3

GRÁFICA

12

(1/3, 1/2)

4X+3Y=8

2X-3Y=4

6X=12 X=2 Y=0

4X+3(Y-1)=53(Y-1)=2X-7B

A

A BX Y2 05 -4

X Y2 05 2

GRÁFICA

13

(2, 0)