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
- 6x + 8y = 88, x = 4 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 4x + 6y = 40, x = 4 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- 2x + 3y = 36, x = 6 → y = ____
- 8x + 6y = 60, x = 6 → y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- 5x + 4y = 9, x = 1 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 7x + 9y = 30, x = 3 → y = ____
- 4x + 6y = 54, x = 3 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -1 → x = ____, y = ____
- 7x + 5y = 76, x = 8 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- x + y = 17, x − y = 1 → x = ____, y = ____
- 3x + 6y = 54, x = 4 → y = ____
- 2x + 4y = 46, x = 9 → y = ____
- 3x + 7y = 25, x = 6 → y = ____