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
- 3x + 5y = 55, x = 5 → y = ____
- 3x + 2y = 30, x = 4 → y = ____
- 5x + 8y = 61, x = 1 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 5x + 2y = 54, x = 8 → y = ____
- 7x + 4y = 25, x = 3 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 3x + 1y = 9, x = 2 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 6x + 2y = 44, x = 5 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 7x + 7y = 105, x = 9 → y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- 3x + 5y = 39, x = 3 → y = ____
- 1x + 8y = 55, x = 7 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- 1x + 5y = 34, x = 9 → y = ____