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
- 3x + 8y = 54, x = 2 → y = ____
- 4x + 5y = 34, x = 1 → y = ____
- 7x + 1y = 60, x = 8 → y = ____
- 7x + 6y = 60, x = 6 → y = ____
- 2x + 3y = 14, x = 1 → y = ____
- 4x + 5y = 67, x = 8 → y = ____
- x + y = 11, x − y = 7 → x = ____, y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- x + y = 8, x − y = 2 → x = ____, y = ____
- 8x + 5y = 71, x = 7 → y = ____
- x + y = 3, x − y = 1 → x = ____, y = ____
- 9x + 6y = 57, x = 3 → y = ____
- 6x + 9y = 57, x = 2 → y = ____
- 9x + 5y = 38, x = 2 → y = ____
- 7x + 7y = 56, x = 3 → y = ____
- 7x + 5y = 39, x = 2 → y = ____
- 3x + 8y = 82, x = 6 → y = ____
- 4x + 7y = 40, x = 3 → y = ____
- 2x + 1y = 19, x = 7 → y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____