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
- 5x + 4y = 67, x = 7 → y = ____
- 6x + 5y = 11, x = 1 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 6x + 9y = 81, x = 3 → y = ____
- 9x + 4y = 13, x = 1 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 2x + 5y = 23, x = 4 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 6x + 8y = 34, x = 3 → y = ____
- 1x + 5y = 36, x = 1 → y = ____
- 5x + 6y = 11, x = 1 → y = ____
- 2x + 5y = 38, x = 4 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- 1x + 1y = 7, x = 6 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____