方程式系 ワークシート

4x + 4y = 32, x = 1 → y = ____

x + y = 8, x − y = 0 → x = ____, y = ____

x + y = 10, x − y = -4 → x = ____, y = ____

x + y = 17, x − y = 1 → x = ____, y = ____

x + y = 14, x − y = 4 → x = ____, y = ____

2x + 4y = 36, x = 2 → y = ____

1x + 6y = 45, x = 9 → y = ____

1x + 8y = 11, x = 3 → y = ____

x + y = 8, x − y = 6 → x = ____, y = ____

x + y = 12, x − y = -6 → x = ____, y = ____

8x + 5y = 75, x = 5 → y = ____

x + y = 15, x − y = 3 → x = ____, y = ____

x + y = 11, x − y = -3 → x = ____, y = ____

6x + 4y = 44, x = 4 → y = ____

1x + 3y = 23, x = 5 → y = ____

7x + 9y = 23, x = 2 → y = ____

2x + 4y = 10, x = 1 → y = ____

x + y = 11, x − y = -1 → x = ____, y = ____

9x + 6y = 45, x = 3 → y = ____

4x + 4y = 24, x = 3 → y = ____