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 = 18, x − y = 0 → x = ____, y = ____
- 9x + 5y = 106, x = 9 → y = ____
- 1x + 9y = 27, x = 9 → y = ____
- 3x + 1y = 13, x = 2 → y = ____
- 4x + 4y = 16, x = 2 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- x + y = 13, x − y = -3 → x = ____, y = ____
- 4x + 2y = 26, x = 4 → y = ____
- 6x + 7y = 20, x = 1 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- x + y = 15, x − y = 1 → x = ____, y = ____
- 8x + 1y = 78, x = 9 → y = ____
- 7x + 2y = 26, x = 2 → y = ____
- 9x + 4y = 42, x = 2 → y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 9x + 5y = 78, x = 7 → y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____