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
- x + y = 13, x − y = -3 → x = ____, y = ____
- x + y = 5, x − y = -1 → x = ____, y = ____
- 4x + 8y = 40, x = 8 → y = ____
- x + y = 5, x − y = 3 → x = ____, y = ____
- 9x + 6y = 120, x = 8 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 5, x − y = 1 → x = ____, y = ____
- 8x + 6y = 62, x = 7 → y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- x + y = 7, x − y = 5 → x = ____, y = ____
- 6x + 5y = 65, x = 5 → y = ____
- x + y = 7, x − y = -3 → x = ____, y = ____
- x + y = 13, x − y = 3 → x = ____, y = ____
- x + y = 7, x − y = -5 → x = ____, y = ____
- 3x + 6y = 39, x = 7 → y = ____
- 6x + 3y = 69, x = 9 → y = ____
- 3x + 3y = 9, x = 1 → y = ____
- x + y = 7, x − y = -1 → x = ____, y = ____
- 9x + 4y = 99, x = 7 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____