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 = 13, x − y = -5 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 5x + 9y = 69, x = 3 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 5x + 1y = 36, x = 7 → y = ____
- x + y = 16, x − y = -2 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 7x + 6y = 71, x = 5 → y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 2x + 4y = 18, x = 3 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- 2x + 9y = 29, x = 1 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 2x + 8y = 76, x = 6 → y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____