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 = 4, x − y = 2 → x = ____, y = ____
- 2x + 2y = 24, x = 4 → y = ____
- 2x + 9y = 76, x = 2 → y = ____
- x + y = 8, x − y = 4 → x = ____, y = ____
- x + y = 6, x − y = 2 → x = ____, y = ____
- 5x + 2y = 42, x = 6 → y = ____
- x + y = 15, x − y = -1 → x = ____, y = ____
- x + y = 10, x − y = 4 → x = ____, y = ____
- 5x + 7y = 33, x = 1 → y = ____
- x + y = 2, x − y = 0 → x = ____, y = ____
- 2x + 8y = 58, x = 5 → y = ____
- x + y = 10, x − y = 0 → x = ____, y = ____
- x + y = 17, x − y = -1 → x = ____, y = ____
- 2x + 8y = 68, x = 6 → y = ____
- x + y = 9, x − y = 1 → x = ____, y = ____
- 5x + 5y = 50, x = 3 → y = ____
- x + y = 10, x − y = 8 → x = ____, y = ____
- 9x + 5y = 24, x = 1 → y = ____
- 6x + 5y = 23, x = 3 → y = ____
- 9x + 9y = 63, x = 3 → y = ____