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
- 3x + 7y = 70, x = 7 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 4x + 3y = 35, x = 8 → y = ____
- 8x + 5y = 48, x = 1 → y = ____
- 3x + 4y = 35, x = 5 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- 6x + 4y = 62, x = 9 → y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 1x + 5y = 10, x = 5 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- 5x + 2y = 35, x = 5 → y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 2x + 5y = 29, x = 2 → y = ____
- 3x + 7y = 62, x = 2 → y = ____
- 5x + 5y = 40, x = 6 → y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- x + y = 16, x − y = 0 → x = ____, y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____