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
- 1x + 7y = 70, x = 7 → y = ____
- 1x + 1y = 9, x = 7 → y = ____
- x + y = 11, x − y = -3 → x = ____, y = ____
- x + y = 10, x − y = 2 → x = ____, y = ____
- 8x + 2y = 34, x = 2 → y = ____
- 8x + 6y = 70, x = 5 → y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- 7x + 3y = 76, x = 7 → y = ____
- 3x + 2y = 13, x = 1 → y = ____
- 9x + 2y = 70, x = 6 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- x + y = 6, x − y = -2 → x = ____, y = ____
- 7x + 7y = 105, x = 9 → y = ____
- 4x + 3y = 40, x = 7 → y = ____
- x + y = 11, x − y = 3 → x = ____, y = ____
- x + y = 8, x − y = 0 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 3x + 2y = 32, x = 6 → y = ____
- 6x + 2y = 8, x = 1 → y = ____