方程式系 ワークシート
名前: ____________________日付: ____________
説明書: 代入と消去による連立一次方程式の解法。
20 問題
- 7x + 8y = 69, x = 3 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 8x + 2y = 76, x = 9 → y = ____
- 6x + 9y = 33, x = 1 → y = ____
- 5x + 6y = 26, x = 4 → y = ____
- 3x + 9y = 39, x = 4 → y = ____
- 1x + 1y = 13, x = 6 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 9x + 8y = 82, x = 2 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- 9x + 9y = 54, x = 4 → y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- 4x + 2y = 24, x = 4 → y = ____
- 1x + 1y = 9, x = 5 → y = ____
- 9x + 1y = 32, x = 3 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 1x + 6y = 55, x = 7 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____