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
- 2x + 3y = 28, x = 2 → y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- 1x + 9y = 76, x = 4 → y = ____
- 2x + 2y = 20, x = 8 → y = ____
- 9x + 1y = 43, x = 4 → y = ____
- 4x + 5y = 51, x = 9 → y = ____
- 8x + 6y = 64, x = 5 → y = ____
- 9x + 4y = 108, x = 8 → y = ____
- 1x + 8y = 49, x = 9 → y = ____
- x + y = 12, x − y = 6 → x = ____, y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- 9x + 4y = 52, x = 4 → y = ____
- 3x + 9y = 21, x = 4 → y = ____
- 6x + 2y = 54, x = 7 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 6x + 5y = 82, x = 7 → y = ____
- 7x + 2y = 67, x = 7 → y = ____
- 7x + 5y = 66, x = 3 → y = ____
- 3x + 4y = 7, x = 1 → y = ____