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
- 7x + 1y = 31, x = 4 → y = ____
- x + y = 9, x − y = -5 → x = ____, y = ____
- 2x + 8y = 38, x = 3 → y = ____
- 9x + 3y = 21, x = 1 → y = ____
- 1x + 8y = 27, x = 3 → y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- x + y = 6, x − y = 4 → x = ____, y = ____
- 3x + 6y = 42, x = 6 → y = ____
- 2x + 5y = 44, x = 2 → y = ____
- 2x + 5y = 20, x = 5 → y = ____
- 8x + 2y = 34, x = 2 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- 3x + 6y = 60, x = 2 → y = ____
- 4x + 6y = 80, x = 8 → y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 3x + 6y = 48, x = 8 → y = ____
- 2x + 8y = 76, x = 2 → y = ____
- x + y = 11, x − y = 1 → x = ____, y = ____
- 9x + 9y = 153, x = 8 → y = ____