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
- 4x + 2y = 16, x = 2 → y = ____
- 5x + 4y = 30, x = 2 → y = ____
- 7x + 9y = 53, x = 5 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 5x + 4y = 43, x = 3 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- 8x + 6y = 102, x = 9 → y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 5x + 7y = 27, x = 4 → y = ____
- 8x + 7y = 98, x = 7 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- x + y = 6, x − y = 4 → x = ____, y = ____
- 3x + 7y = 73, x = 8 → y = ____
- 7x + 7y = 70, x = 9 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____