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 + 4y = 34, x = 6 → y = ____
- 3x + 2y = 12, x = 2 → y = ____
- 6x + 4y = 60, x = 6 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- 4x + 4y = 48, x = 6 → y = ____
- x + y = 3, x − y = -1 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 4x + 3y = 30, x = 6 → y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- 7x + 2y = 30, x = 4 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 8x + 4y = 36, x = 4 → y = ____
- 9x + 3y = 102, x = 9 → y = ____
- 5x + 3y = 31, x = 5 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 4x + 5y = 43, x = 2 → y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____