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
- 5x + 3y = 23, x = 4 → y = ____
- 3x + 5y = 63, x = 6 → y = ____
- 5x + 4y = 43, x = 7 → y = ____
- x + y = 5, x − y = -3 → x = ____, y = ____
- 9x + 9y = 108, x = 7 → y = ____
- 5x + 5y = 60, x = 8 → y = ____
- 1x + 5y = 12, x = 7 → y = ____
- 7x + 9y = 39, x = 3 → y = ____
- 2x + 9y = 89, x = 4 → y = ____
- x + y = 7, x − y = 3 → x = ____, y = ____
- x + y = 10, x − y = -6 → x = ____, y = ____
- x + y = 12, x − y = -6 → x = ____, y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 1x + 6y = 43, x = 7 → y = ____
- 4x + 3y = 48, x = 6 → y = ____
- 1x + 5y = 28, x = 3 → y = ____
- 7x + 7y = 70, x = 2 → y = ____
- 1x + 2y = 20, x = 6 → y = ____
- 6x + 7y = 66, x = 4 → y = ____
- 8x + 8y = 120, x = 9 → y = ____