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
- 2x + 5y = 59, x = 7 → y = ____
- 7x + 7y = 70, x = 4 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 5x + 2y = 19, x = 3 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 6x + 6y = 54, x = 7 → y = ____
- 1x + 1y = 13, x = 7 → y = ____
- 8x + 9y = 103, x = 5 → y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- 1x + 5y = 41, x = 6 → y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 9x + 1y = 33, x = 3 → y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 7x + 7y = 84, x = 5 → y = ____
- 7x + 2y = 44, x = 6 → y = ____
- 4x + 7y = 83, x = 5 → y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____