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 + 8y = 50, x = 2 → y = ____
- x + y = 12, x − y = 2 → x = ____, y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 9x + 9y = 27, x = 2 → y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- 9x + 7y = 116, x = 9 → y = ____
- 5x + 9y = 56, x = 4 → y = ____
- 7x + 8y = 72, x = 8 → y = ____
- x + y = 15, x − y = -3 → x = ____, y = ____
- x + y = 10, x − y = 6 → x = ____, y = ____
- 2x + 8y = 58, x = 1 → y = ____
- 7x + 5y = 91, x = 8 → y = ____
- x + y = 13, x − y = -5 → x = ____, y = ____
- x + y = 14, x − y = 4 → x = ____, y = ____
- 8x + 9y = 104, x = 4 → y = ____
- 1x + 3y = 18, x = 3 → y = ____
- 2x + 7y = 22, x = 4 → y = ____
- 2x + 1y = 25, x = 8 → y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 16, x − y = 2 → x = ____, y = ____