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 = 14, x − y = -4 → x = ____, y = ____
- x + y = 10, x − y = -4 → x = ____, y = ____
- 7x + 9y = 99, x = 9 → y = ____
- 7x + 5y = 50, x = 5 → y = ____
- 4x + 7y = 37, x = 4 → y = ____
- 4x + 8y = 60, x = 7 → y = ____
- x + y = 11, x − y = -1 → x = ____, y = ____
- 2x + 7y = 48, x = 3 → y = ____
- 6x + 7y = 39, x = 3 → y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- 5x + 1y = 46, x = 9 → y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- 6x + 6y = 90, x = 9 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- 8x + 8y = 96, x = 5 → y = ____
- 4x + 8y = 52, x = 1 → y = ____
- 6x + 5y = 38, x = 3 → y = ____
- 7x + 7y = 70, x = 7 → y = ____
- 7x + 7y = 70, x = 3 → y = ____