方程式系 ワークシート

6x + 3y = 33, x = 5 → y = ____

3x + 1y = 8, x = 2 → y = ____

9x + 5y = 98, x = 7 → y = ____

6x + 7y = 67, x = 3 → y = ____

x + y = 8, x − y = -4 → x = ____, y = ____

1x + 8y = 28, x = 4 → y = ____

2x + 2y = 26, x = 5 → y = ____

2x + 7y = 18, x = 2 → y = ____

7x + 3y = 41, x = 5 → y = ____

x + y = 10, x − y = -2 → x = ____, y = ____

9x + 1y = 44, x = 4 → y = ____

x + y = 12, x − y = 0 → x = ____, y = ____

x + y = 5, x − y = 3 → x = ____, y = ____

x + y = 7, x − y = -5 → x = ____, y = ____

x + y = 13, x − y = -1 → x = ____, y = ____

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

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

x + y = 2, x − y = 0 → x = ____, y = ____

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

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