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 + 5y = 20, x = 3 → y = ____
- 6x + 2y = 36, x = 3 → y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 9x + 2y = 86, x = 8 → y = ____
- 9x + 9y = 45, x = 3 → y = ____
- 5x + 7y = 12, x = 1 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- 5x + 7y = 47, x = 1 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 1x + 5y = 49, x = 9 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- 2x + 5y = 51, x = 8 → y = ____
- 5x + 8y = 54, x = 6 → y = ____
- 2x + 8y = 60, x = 6 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 3x + 1y = 11, x = 1 → y = ____
- 1x + 6y = 50, x = 8 → y = ____