Sistemas de ecuaciones

Resuelve:

4x + 5y = -1

3x - 3y = 6

• x = 1, y = 1

• x = 2, y = - 2

• x = 1, y = - 1

• x = - 1, y = 1

Resuelve:

x + y = 3

x - y = 7

• x = 5, y = 2

• x = 5, y = - 2

• x = 2, y = 1

• x = - 5, y = - 2

Resuelve:

2x + y = 3

3x - y = -8

• x = -1 ; y = 5

• x = -2 ; y = -10

• x = 2 ; y = 10

• x = 1 ; y = -5

Resuelve:

2x - y = -10

x + 3y = 9

• x = -3 ; y = 4

• x = 3 ; y = -4

• x = -4 ; y = 3

• x = 4 ; y = -3

Resuelve:

x - 4y = 6

x + y = 1

• x = 2 ; y = -1

• x = -2 ; y = 1

• x = -4 ; y = 2

• x = 2 ; y = 4

Resuelve:

x + y = 0

2x + 3y = -2

• x = 2 ; y = -2

• x = -2 ; y = 2

• x = 4 ; y = -4

• x = -4 ; y = 4

Resuelve:

3x - 4y = 10

-x + y = -3

• x = 2 ; y = -1

• x = -2 ; y = 1

• x = -4 ; y = 2

• x = 4 ; y = -2

Resuelve:

x - 4y = 6

x + y = 1

• x = 2 ; y = -1

• x = -2 ; y = 1

• x = -4 ; y = 2

• x = 2 ; y = 4

Resuelve:

5x - 7y = 43

8x + y = 20

• x = 3, y = - 4

• x = - 3, y = - 4

• x = 2, y = 4

• x = - 2, y = 4