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
- 5x + 6y = 75, x = 9 → y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 6x + 7y = 98, x = 7 → y = ____
- 1x + 6y = 29, x = 5 → y = ____
- 4x + 6y = 70, x = 7 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 9x + 3y = 36, x = 2 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 6x + 7y = 79, x = 5 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 3x + 8y = 46, x = 2 → y = ____
- 2x + 8y = 90, x = 9 → y = ____
- 3x + 8y = 93, x = 7 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 6x + 7y = 43, x = 6 → y = ____
- 1x + 8y = 78, x = 6 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 3x + 6y = 42, x = 2 → y = ____