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
- 1x + 8y = 57, x = 9 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- 3x + 6y = 15, x = 1 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 6x + 4y = 34, x = 5 → y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- 6x + 5y = 69, x = 4 → y = ____
- 1x + 2y = 16, x = 4 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 6x + 3y = 81, x = 9 → y = ____
- x + y = 14, x − y = -2 → x = ____, y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- 5x + 9y = 107, x = 7 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- 4x + 5y = 19, x = 1 → y = ____
- 1x + 9y = 68, x = 5 → y = ____
- x + y = 13, x − y = 5 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____