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 = 10, x − y = 6 → x = ____, y = ____
- x + y = 12, x − y = -4 → x = ____, y = ____
- x + y = 18, x − y = 0 → x = ____, y = ____
- x + y = 14, x − y = 2 → x = ____, y = ____
- 7x + 9y = 121, x = 7 → y = ____
- 6x + 3y = 9, x = 1 → y = ____
- x + y = 8, x − y = -2 → x = ____, y = ____
- 2x + 2y = 4, x = 1 → y = ____
- x + y = 9, x − y = 5 → x = ____, y = ____
- x + y = 12, x − y = 4 → x = ____, y = ____
- 5x + 5y = 35, x = 5 → y = ____
- x + y = 9, x − y = 7 → x = ____, y = ____
- x + y = 4, x − y = 0 → x = ____, y = ____
- x + y = 15, x − y = 3 → x = ____, y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- x + y = 14, x − y = 0 → x = ____, y = ____
- 9x + 5y = 33, x = 2 → y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 6x + 4y = 20, x = 2 → y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____