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 + 5y = 25, x = 4 → y = ____
- 3x + 2y = 18, x = 2 → y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- 6x + 4y = 78, x = 7 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- 7x + 2y = 37, x = 3 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- x + y = 11, x − y = 5 → x = ____, y = ____
- x + y = 10, x − y = -8 → x = ____, y = ____
- x + y = 12, x − y = -2 → x = ____, y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 9x + 4y = 42, x = 2 → y = ____
- x + y = 4, x − y = 2 → x = ____, y = ____
- 5x + 8y = 36, x = 4 → y = ____
- 4x + 3y = 26, x = 2 → y = ____
- 6x + 2y = 48, x = 6 → y = ____
- 8x + 3y = 25, x = 2 → y = ____
- 5x + 3y = 41, x = 7 → y = ____