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
- 6x + 5y = 68, x = 8 → y = ____
- 1x + 1y = 11, x = 2 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- x + y = 13, x − y = 1 → x = ____, y = ____
- 5x + 5y = 75, x = 8 → y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- x + y = 7, x − y = 1 → x = ____, y = ____
- 8x + 9y = 76, x = 5 → y = ____
- 7x + 9y = 59, x = 2 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- 7x + 6y = 49, x = 1 → y = ____
- 3x + 1y = 31, x = 9 → y = ____
- 2x + 4y = 14, x = 3 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- x + y = 9, x − y = -7 → x = ____, y = ____
- 3x + 4y = 23, x = 1 → y = ____
- 3x + 2y = 29, x = 5 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- 7x + 3y = 67, x = 7 → y = ____