出10道初一难度的关于二元一次方程的题并令外标注答案。

3x + 5 = 11 答案：x = 2

4y - 7 = 5 答案：y = 3

2x + 3y = 9 x - 2y = 1 答案：x = 5, y = 2

3x - 2y = 7 4x + 2y = 22 答案：x = 5, y = -4

2x + y = 11 x - 3y = -2 答案：x = 5, y = 1

4x - 5y = 3 2x + 3y = 8 答案：x = 2, y = 1

3x + 2y = 16 2x - y = 3 答案：x = 5, y = 7

5x - 4y = 11 2x + y = 5 答案：x = 2, y = 1

3x + 4y = 1 2x - 3y = -4 答案：x = -1, y = 1

2x + 3y = 7 x - 2y = -5 答案：x = -1, y = 3