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
- 9x + 3y = 39, x = 4 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 4x + 3y = 42, x = 6 → y = ____
- 7x + 9y = 92, x = 8 → y = ____
- 3x + 8y = 47, x = 5 → y = ____
- x + y = 14, x − y = -4 → x = ____, y = ____
- 3x + 1y = 21, x = 4 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- 9x + 8y = 52, x = 4 → y = ____
- x + y = 11, x − y = -7 → x = ____, y = ____
- 2x + 8y = 66, x = 1 → y = ____
- 6x + 3y = 30, x = 2 → y = ____
- 5x + 6y = 56, x = 4 → y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 2x + 1y = 11, x = 1 → y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 1x + 1y = 12, x = 5 → y = ____