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 = 7, x − y = 3 → x = ____, y = ____
- x + y = 9, x − y = -1 → x = ____, y = ____
- 1x + 8y = 24, x = 8 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 4x + 6y = 58, x = 1 → y = ____
- 3x + 1y = 14, x = 2 → y = ____
- 3x + 1y = 31, x = 9 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- x + y = 6, x − y = -4 → x = ____, y = ____
- 2x + 4y = 22, x = 7 → y = ____
- 5x + 6y = 32, x = 4 → y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- 9x + 4y = 57, x = 5 → y = ____
- 2x + 2y = 28, x = 7 → y = ____
- 3x + 2y = 24, x = 6 → y = ____
- 7x + 3y = 39, x = 3 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- 8x + 7y = 120, x = 8 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 3x + 5y = 34, x = 3 → y = ____