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
- 2x + 3y = 9, x = 3 → y = ____
- x + y = 8, x − y = 6 → x = ____, y = ____
- 3x + 4y = 15, x = 1 → y = ____
- 5x + 7y = 101, x = 9 → y = ____
- 1x + 1y = 7, x = 4 → y = ____
- 2x + 3y = 13, x = 2 → y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- 8x + 5y = 96, x = 7 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- 3x + 2y = 19, x = 3 → y = ____
- 9x + 6y = 72, x = 4 → y = ____
- 2x + 7y = 70, x = 7 → y = ____
- 8x + 2y = 14, x = 1 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 9x + 9y = 108, x = 8 → y = ____
- 4x + 8y = 56, x = 2 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- 3x + 2y = 39, x = 7 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____