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 + 5y = 91, x = 9 → y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 1x + 1y = 10, x = 5 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 2x + 4y = 8, x = 2 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- 8x + 5y = 104, x = 8 → y = ____
- 7x + 7y = 42, x = 4 → y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____
- 8x + 5y = 86, x = 7 → y = ____
- x + y = 9, x − y = 3 → x = ____, y = ____
- 5x + 3y = 69, x = 9 → y = ____
- x + y = 9, x − y = -3 → x = ____, y = ____
- 7x + 1y = 15, x = 2 → y = ____
- x + y = 6, x − y = 4 → x = ____, y = ____
- 6x + 7y = 75, x = 2 → y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- 1x + 5y = 19, x = 9 → y = ____