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
- 1x + 8y = 34, x = 2 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- 5x + 2y = 53, x = 9 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- 9x + 1y = 57, x = 6 → y = ____
- 7x + 8y = 112, x = 8 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 9x + 2y = 50, x = 4 → y = ____
- 7x + 3y = 74, x = 8 → y = ____
- 5x + 8y = 76, x = 4 → y = ____
- 9x + 4y = 85, x = 9 → y = ____
- 7x + 7y = 70, x = 2 → y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- x + y = 4, x − y = -2 → x = ____, y = ____
- 6x + 8y = 36, x = 2 → y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 7x + 8y = 66, x = 6 → y = ____