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
- 8x + 4y = 68, x = 7 → y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- 8x + 4y = 40, x = 2 → y = ____
- 3x + 9y = 21, x = 1 → y = ____
- 8x + 4y = 60, x = 6 → y = ____
- 5x + 4y = 42, x = 2 → y = ____
- 9x + 7y = 103, x = 6 → y = ____
- 3x + 7y = 83, x = 9 → y = ____
- 3x + 8y = 53, x = 7 → y = ____
- 5x + 8y = 53, x = 9 → y = ____
- 4x + 1y = 6, x = 1 → y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- x + y = 12, x − y = 0 → x = ____, y = ____
- 8x + 5y = 33, x = 1 → y = ____
- x + y = 8, x − y = -4 → x = ____, y = ____
- 6x + 2y = 46, x = 7 → y = ____
- 1x + 5y = 52, x = 7 → y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- 6x + 7y = 48, x = 1 → y = ____
- 5x + 4y = 60, x = 8 → y = ____