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
- x + y = 10, x − y = 4 → x = ____, y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- 8x + 5y = 71, x = 7 → y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- 3x + 6y = 42, x = 6 → y = ____
- 5x + 1y = 44, x = 7 → y = ____
- 9x + 8y = 128, x = 8 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- 8x + 6y = 112, x = 8 → y = ____
- 6x + 9y = 102, x = 8 → y = ____
- 1x + 4y = 13, x = 1 → y = ____
- 9x + 1y = 14, x = 1 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- 2x + 3y = 17, x = 4 → y = ____
- 1x + 7y = 65, x = 2 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- 8x + 5y = 33, x = 1 → y = ____
- 2x + 5y = 39, x = 7 → y = ____