方程式系 ワークシート

x + y = 12, x − y = 2 → x = ____, y = ____

1x + 8y = 54, x = 6 → y = ____

6x + 4y = 58, x = 9 → y = ____

x + y = 16, x − y = 0 → x = ____, y = ____

9x + 2y = 93, x = 9 → y = ____

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

8x + 8y = 80, x = 6 → y = ____

5x + 4y = 33, x = 5 → y = ____

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

7x + 6y = 56, x = 2 → y = ____

5x + 6y = 37, x = 5 → y = ____

4x + 4y = 64, x = 7 → y = ____

5x + 3y = 54, x = 9 → y = ____

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

5x + 9y = 88, x = 5 → y = ____

x + y = 15, x − y = -1 → x = ____, y = ____

3x + 8y = 91, x = 9 → y = ____

1x + 6y = 63, x = 9 → y = ____

x + y = 11, x − y = -7 → x = ____, y = ____

x + y = 18, x − y = 0 → x = ____, y = ____