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 + 6y = 33, x = 9 → y = ____
- 2x + 4y = 20, x = 2 → y = ____
- 6x + 8y = 88, x = 8 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 7x + 1y = 18, x = 2 → y = ____
- 9x + 3y = 63, x = 6 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 5x + 4y = 19, x = 3 → y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 7x + 7y = 77, x = 6 → y = ____
- 7x + 5y = 103, x = 9 → y = ____
- 9x + 9y = 162, x = 9 → y = ____
- 9x + 9y = 90, x = 7 → y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- 6x + 9y = 66, x = 8 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 6x + 8y = 64, x = 8 → y = ____