Самостоятельная работа «Решение систем линейных уравнений графическим способом»

1)

x – 5y = 8,

2x + 4y = 30;

3)

4x – y = 1,

5x + 3y = 14;

2)

2x – y = 1,

7x – 6y = –4;

4)

3x + 4y = –2,

6x – 7y = 11.

1)

x + 2y = 4,

3x – 4y = 2.

3)

x – 3y = 4,

2x – y = 3.

2)

3x + y = 4,

5x – 2y = 14;

4)

7a + 2b = 9,

3a + b = –1;

1)

x – 5y = 8,

2x + 4y = 30;

3)

4x – y = 1,

5x + 3y = 14;

2)

2x – y = 1,

7x – 6y = –4;

4)

3x + 4y = –2,

6x – 7y = 11.

1)

x + 2y = 4,

3x – 4y = 2.

3)

x – 3y = 4,

2x – y = 3.

2)

3x + y = 4,

5x – 2y = 14;

4)

7a + 2b = 9,

3a + b = –1;

1)

x – 5y = 8,

2x + 4y = 30;

3)

4x – y = 1,

5x + 3y = 14;

2)

2x – y = 1,

7x – 6y = –4;

4)

3x + 4y = –2,

6x – 7y = 11.

1)

x + 2y = 4,

3x – 4y = 2.

3)

x – 3y = 4,

2x – y = 3.

2)

3x + y = 4,

5x – 2y = 14;

4)

7a + 2b = 9,

3a + b = –1;

1)

x – 5y = 8,

2x + 4y = 30;

3)

4x – y = 1,

5x + 3y = 14;

2)

2x – y = 1,

7x – 6y = –4;

4)

3x + 4y = –2,

6x – 7y = 11.

1)

x + 2y = 4,

3x – 4y = 2.

3)

x – 3y = 4,

2x – y = 3.

2)

3x + y = 4,

5x – 2y = 14;

4)

7a + 2b = 9,

3a + b = –1;