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 = 9, x − y = -5 → x = ____, y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 5x + 7y = 82, x = 8 → y = ____
- 1x + 7y = 46, x = 4 → y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- 8x + 6y = 84, x = 6 → y = ____
- 2x + 6y = 20, x = 4 → y = ____
- 4x + 2y = 22, x = 4 → y = ____
- 2x + 7y = 54, x = 6 → y = ____
- 3x + 8y = 51, x = 9 → y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- 3x + 5y = 21, x = 2 → y = ____
- 1x + 1y = 12, x = 4 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____