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
- x + y = 6, x − y = 2 → x = ____, y = ____
- 3x + 4y = 26, x = 6 → y = ____
- 7x + 9y = 46, x = 4 → y = ____
- 4x + 4y = 32, x = 4 → y = ____
- x + y = 8, x − y = -6 → x = ____, y = ____
- 9x + 1y = 80, x = 8 → y = ____
- 7x + 5y = 43, x = 4 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- 3x + 2y = 16, x = 2 → y = ____
- 3x + 2y = 25, x = 5 → y = ____
- 7x + 2y = 24, x = 2 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____